Update phpunit/phpunit requirement from ^9.5.28 to ^11.5.0

Updates the requirements on [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) to permit the latest version.
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/11.5.0/ChangeLog-11.5.md)
- [Commits](sebastianbergmann/phpunit@9.5.28...11.5.0)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

composer.json

@@ -28,7 +28,7 @@
         "koriym/attributes": "^1.0.1",
         "madapaja/twig-module": "^2.3",
         "mobiledetect/mobiledetectlib": "^3.74 || ^4.8",
-        "phpunit/phpunit": "^9.5.28",
+        "phpunit/phpunit": "^11.5.0",
         "predis/predis": "^2.2",
         "symfony/process": "^4.3 || ^5.4 || ^6.1 || ^7.1",
         "twig/twig": "^2.15.3 || ^3.4.3"