Update dependency phpunit/phpunit to v12

Author: renovate[bot]

vendor-bin/tools/composer.json

@@ -12,7 +12,7 @@
         "phpstan/phpstan-phpunit": "^1.3.11",
         "phpstan/phpstan-strict-rules": "^1.5.1",
         "phpstan/phpstan-symfony": "^1.3.1",
-        "phpunit/phpunit": "^10.1.2",
+        "phpunit/phpunit": "^12.0.0",
         "psalm/plugin-phpunit": "^0.19.0",
         "psalm/plugin-symfony": "^5.0.3",
         "symfony/phpunit-bridge": "^7.0",