Update dependency phpunit/phpunit to 11.4.*

Author: renovate[bot]

composer.json

@@ -107,7 +107,7 @@
         "phpstan/phpstan-phpunit": "^1.3",
         "phpstan/phpstan-strict-rules": "^1.5",
         "phpstan/phpstan-symfony": "^1.3",
-        "phpunit/phpunit": "11.3.*",
+        "phpunit/phpunit": "11.4.*",
         "roave/security-advisories": "dev-latest",
         "slevomat/coding-standard": "^8.15",
         "squizlabs/php_codesniffer": "^3.9",