Upgrade PHPUnit to 11.5

Author: BenMorel

composer.json

@@ -19,7 +19,7 @@
         "doctrine/cache": "^1.11",
         "doctrine/data-fixtures": "^1.7",
         "guzzlehttp/guzzle": "^7.0",
-        "phpunit/phpunit": "^10.5",
+        "phpunit/phpunit": "^11.5",
         "vimeo/psalm": "6.15.1",
         "symfony/cache": "^5.0 || ^6.0 || ^7.0"
     },