Update friendsofphp/php-cs-fixer requirement from ^3.25 to ^3.34

Updates the requirements on [friendsofphp/php-cs-fixer](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer) to permit the latest version.
- [Release notes](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/releases)
- [Changelog](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/blob/master/CHANGELOG.md)
- [Commits](PHP-CS-Fixer/PHP-CS-Fixer@v3.25.0...v3.34.0)

---
updated-dependencies:
- dependency-name: friendsofphp/php-cs-fixer
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.json

@@ -19,7 +19,7 @@
         "donatj/mddoc": "^0.7.0",
         "squizlabs/php_codesniffer": "^3.7",
         "corpus/coding-standard": "^0.7.0",
-        "friendsofphp/php-cs-fixer": "^3.25",
+        "friendsofphp/php-cs-fixer": "^3.34",
         "rawr/phpunit-data-provider": "^3.0"
     },
     "autoload": {