Update symfony/stopwatch requirement from ^5.4 to ^6.0

Updates the requirements on [symfony/stopwatch](https://github.com/symfony/stopwatch) to permit the latest version.
- [Release notes](https://github.com/symfony/stopwatch/releases)
- [Changelog](https://github.com/symfony/stopwatch/blob/6.3/CHANGELOG.md)
- [Commits](symfony/stopwatch@v5.4.0...v6.0.19)

---
updated-dependencies:
- dependency-name: symfony/stopwatch
  dependency-type: direct:production
...

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

composer.json

@@ -46,7 +46,7 @@
     "symfony/proxy-manager-bridge": "^5.4",
     "symfony/runtime": "^5.4",
     "symfony/security-bundle": "^5.4",
-    "symfony/stopwatch": "^5.4",
+    "symfony/stopwatch": "^6.0",
     "symfony/twig-bundle": "^5.4",
     "symfony/validator": "^5.4",
     "symfony/webpack-encore-bundle": "^1.11",