revert PHPUnit update

Author: jorgsowa

composer.json

@@ -26,7 +26,7 @@
         "friendsofphp/php-cs-fixer": "^3.8",
         "php-parallel-lint/php-parallel-lint": "^1.2",
         "phpstan/phpstan": "^1.10",
-        "phpunit/phpunit": "^10.5.46 || ^11.0 || ^12.0",
+        "phpunit/phpunit": "^10.5.46",
         "psy/psysh": "^0.12.8",
         "roave/security-advisories": "dev-latest"
     },