fix: upd deps for php 8.1

Author: Gemorroj

composer.json

@@ -8,7 +8,7 @@
         "symfony/process": "^4.4||^5.0||^6.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.5",
+        "phpunit/phpunit": "^9.5.16",
         "friendsofphp/php-cs-fixer": "^3.0"
     },
     "authors": [