Add JetBrains dev dependencies

Author: SerafimArts

composer.json

@@ -18,6 +18,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.53",
+        "jetbrains/phpstorm-attributes": "^1.0",
         "phpstan/extension-installer": "^1.3",
         "phpstan/phpstan": "^1.10",
         "phpstan/phpstan-strict-rules": "^1.5",