Update dependency phpunit/phpunit to ^11.5.5

Author: renovate[bot]

composer.json

@@ -90,7 +90,7 @@
         "phpstan/extension-installer": "^1.4.3",
         "phpstan/phpstan": "^2.1.2",
         "phpstan/phpstan-symfony": "^2.0.2",
-        "phpunit/phpunit": "^11.5.3",
+        "phpunit/phpunit": "^11.5.5",
         "symfony/browser-kit": "^7.2.0",
         "symfony/css-selector": "^7.2.0",
         "symfony/maker-bundle": "^1.62.1",