Translation key "sonata.user" is duplicated at SonataUserBundle.nl.xliff

[phansys]

Environment

"local"

Sonata packages

$ composer show --latest 'sonata-project/*'
sonata-project/admin-bundle              3.81.0 3.81.1 The missing Symfony Admin Generator
sonata-project/block-bundle              3.21.0 4.4.0  Symfony SonataBlockBundle
sonata-project/cache                     2.0.1  2.0.1  Cache library
sonata-project/datagrid-bundle           3.2.0  3.2.0  Symfony SonataDatagridBundle
sonata-project/doctrine-extensions       1.10.1 1.10.1 Doctrine2 behavioral extensions
sonata-project/doctrine-orm-admin-bundle 3.25.0 3.26.0 Integrate Doctrine ORM into the SonataAdminBundle
sonata-project/exporter                  2.4.1  2.4.1  Lightweight Exporter library
sonata-project/form-extensions           1.7.0  1.7.1  Symfony form extensions
sonata-project/intl-bundle               2.9.0  2.9.0  Symfony SonataIntlBundle
sonata-project/media-bundle              3.27.0 3.28.0 Symfony SonataMediaBundle
sonata-project/twig-extensions           1.4.1  1.4.1  Sonata twig extensions
sonata-project/user-bundle               4.10.0 4.10.0 Symfony SonataUserBundle

Symfony packages

$ composer show --latest 'symfony/*'
symfony/amazon-sqs-messenger       v5.1.8  v5.1.8  Symfony Amazon SQS extension Messenger Bridge
symfony/amqp-messenger             v5.1.8  v5.1.8  Symfony AMQP extension Messenger Bridge
symfony/asset                      v4.4.16 v5.1.8  Symfony Asset Component
symfony/browser-kit                v5.1.8  v5.1.8  Symfony BrowserKit Component
symfony/cache                      v5.1.8  v5.1.8  Symfony Cache component with PSR-6, PSR-16, and tags
symfony/cache-contracts            v2.2.0  v2.2.0  Generic abstractions related to caching
symfony/config                     v4.4.16 v5.1.8  Symfony Config Component
symfony/console                    v4.4.16 v5.1.8  Symfony Console Component
symfony/css-selector               v5.1.8  v5.1.8  Symfony CssSelector Component
symfony/debug                      v4.4.16 v4.4.16 Symfony Debug Component
symfony/debug-bundle               v5.1.8  v5.1.8  Symfony DebugBundle
symfony/debug-pack                 v1.0.9  v1.0.9  A debug pack for Symfony projects
symfony/dependency-injection       v4.4.16 v5.1.8  Symfony DependencyInjection Component
symfony/deprecation-contracts      v2.2.0  v2.2.0  A generic function and convention to trigger deprecation notices
symfony/doctrine-bridge            v4.4.16 v5.1.8  Symfony Doctrine Bridge
symfony/doctrine-messenger         v5.1.8  v5.1.8  Symfony Doctrine Messenger Bridge
symfony/dom-crawler                v5.1.8  v5.1.8  Symfony DomCrawler Component
symfony/dotenv                     v5.1.8  v5.1.8  Registers environment variables from a .env file
symfony/error-handler              v4.4.16 v5.1.8  Symfony ErrorHandler Component
symfony/event-dispatcher           v4.4.16 v5.1.8  Symfony EventDispatcher Component
symfony/event-dispatcher-contracts v1.1.9  v2.2.0  Generic abstractions related to dispatching event
symfony/expression-language        v5.1.8  v5.1.8  Symfony ExpressionLanguage Component
symfony/filesystem                 v4.4.16 v5.1.8  Symfony Filesystem Component
symfony/finder                     v4.4.16 v5.1.8  Symfony Finder Component
symfony/flex                       v1.10.0 v1.10.0 Composer plugin for Symfony
symfony/form                       v4.4.16 v5.1.8  Symfony Form Component
symfony/framework-bundle           v4.4.16 v5.1.8  Symfony FrameworkBundle
symfony/http-client                v5.1.8  v5.1.8  Symfony HttpClient component
symfony/http-client-contracts      v2.3.1  v2.3.1  Generic abstractions related to HTTP clients
symfony/http-foundation            v4.4.16 v5.1.8  Symfony HttpFoundation Component
symfony/http-kernel                v4.4.16 v5.1.8  Symfony HttpKernel Component
symfony/intl                       v5.1.8  v5.1.8  A PHP replacement layer for the C intl extension that includes additional data from the ICU library.
symfony/mailer                     v5.1.8  v5.1.8  Symfony Mailer Component
symfony/maker-bundle               v1.23.0 v1.23.0 Symfony Maker helps you create empty commands, controllers, form classes, tests and more so you can forget about writing boilerplate code.
symfony/messenger                  v5.1.8  v5.1.8  Symfony Messenger Component
symfony/mime                       v5.1.8  v5.1.8  A library to manipulate MIME messages
symfony/monolog-bridge             v5.1.8  v5.1.8  Symfony Monolog Bridge
symfony/monolog-bundle             v3.6.0  v3.6.0  Symfony MonologBundle
symfony/options-resolver           v4.4.16 v5.1.8  Symfony OptionsResolver Component
symfony/phpunit-bridge             v5.1.8  v5.1.8  Symfony PHPUnit Bridge
symfony/polyfill-php80             v1.20.0 v1.20.0 Symfony polyfill backporting some PHP 8.0+ features to lower PHP versions
symfony/process                    v4.4.16 v5.1.8  Symfony Process Component
symfony/profiler-pack              v1.0.5  v1.0.5  A pack for the Symfony web profiler
symfony/property-access            v5.1.8  v5.1.8  Symfony PropertyAccess Component
symfony/property-info              v5.1.8  v5.1.8  Symfony Property Info Component
symfony/proxy-manager-bridge       v4.4.16 v5.1.8  Symfony ProxyManager Bridge
symfony/redis-messenger            v5.1.8  v5.1.8  Symfony Redis extension Messenger Bridge
symfony/requirements-checker       v1.1.8  v2.0.0  Check Symfony requirements and give recommendations
symfony/routing                    v4.4.16 v5.1.8  Symfony Routing Component
symfony/security                   v4.4.16 v4.4.16 Symfony Security Component
symfony/security-acl               v3.1.0  v3.1.0  Symfony Security Component - ACL (Access Control List)
symfony/security-bundle            v4.4.16 v5.1.8  Symfony SecurityBundle
symfony/serializer                 v5.1.8  v5.1.8  Symfony Serializer Component
symfony/service-contracts          v2.2.0  v2.2.0  Generic abstractions related to writing services
symfony/stopwatch                  v5.1.8  v5.1.8  Symfony Stopwatch Component
symfony/string                     v5.1.8  v5.1.8  Symfony String component
symfony/swiftmailer-bundle         v3.5.1  v3.5.1  Symfony SwiftmailerBundle
symfony/templating                 v4.4.16 v5.1.8  Symfony Templating Component
symfony/translation                v4.4.16 v5.1.8  Symfony Translation Component
symfony/translation-contracts      v2.3.0  v2.3.0  Generic abstractions related to translation
symfony/twig-bridge                v4.4.16 v5.1.8  Symfony Twig Bridge
symfony/twig-bundle                v4.4.16 v5.1.8  Symfony TwigBundle
symfony/validator                  v4.4.16 v5.1.8  Symfony Validator Component
symfony/var-dumper                 v5.1.8  v5.1.8  Symfony mechanism for exploring and dumping PHP variables
symfony/var-exporter               v5.1.8  v5.1.8  A blend of var_export() + serialize() to turn any serializable data structure to plain PHP code
symfony/web-profiler-bundle        v5.0.11 v5.1.8  Symfony WebProfilerBundle
symfony/web-server-bundle          v4.4.16 v4.4.16 Symfony WebServerBundle
symfony/webpack-encore-bundle      v1.8.0  v1.8.0  Integration with your Symfony app & Webpack Encore!
symfony/workflow                   v5.1.8  v5.1.8  Symfony Workflow Component
symfony/yaml                       v4.4.16 v5.1.8  Symfony Yaml Component

PHP version

$ php -v
PHP 7.3.18 (cli) (built: May 15 2020 13:19:49) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.3.18, Copyright (c) 1998-2018 Zend Technologies
    with Zend OPcache v7.3.18, Copyright (c) 1999-2018, by Zend Technologies
    with blackfire v1.34.0~linux-x64-non_zts73, https://blackfire.io, by Blackfire

Subject

Translation key "sonata.user" is duplicated at SonataUserBundle.nl.xliff.
This issue was introduced at #1271:

SonataUserBundle/src/Resources/translations/SonataUserBundle.nl.xliff

Lines 9 to 12 in 4e3c774

	<trans-unit id="sonata_user">
	<source>sonata_user</source>
	<target>Gebruikersbeheer</target>
	</trans-unit>

SonataUserBundle/src/Resources/translations/SonataUserBundle.nl.xliff

Lines 237 to 240 in 4e3c774

	<trans-unit id="sonata_user">
	<source>sonata_user</source>
	<target>Gebruikers</target>
	</trans-unit>

Steps to reproduce

Execute:

bin/console cache:clear

Expected results

[OK] Cache for the "local" environment (debug=true) was successfully cleared.                                                                                                                                                                                          

Actual results

Invalid resource provided: "/app/vendor/sonata-project/user-bundle/src/Resources/translations/SonataUserBundle.nl.xliff"; Errors: [ERROR 1877] Element '{urn:oasis:names:tc:xliff:document:1.2}trans-unit': Duplicate key-sequence ['sonata_user'] in key identity-constraint '{urn:oasis:names:tc:xliff:document:1.2}K_unit_id'. (in /app/ - line 237, column 0)

@zghosts, could you please create a PR fixing this issue?