chore: require phpunit 11

Author: fschmtt

composer.json

@@ -14,7 +14,7 @@
         "phpmetrics/phpmetrics": "^2.7",
         "phpstan/phpstan": "^2.0",
         "ramsey/uuid": "^4.7",
-        "phpunit/phpunit": "^10",
+        "phpunit/phpunit": "11",
         "phpstan/phpstan-deprecation-rules": "^2.0",
         "friendsofphp/php-cs-fixer": "^3.65"
     },