polyfill for Override attr

Author: mmoll

composer.json

@@ -38,6 +38,7 @@
         "psalm/plugin-phpunit": "^0.19",
         "sabre/event": "^5.1.6",
         "symfony/filesystem": ">= 5.4.45",
+        "symfony/polyfill-php83": "^1.32",
         "vimeo/psalm": "^6.0.0"
     },
     "config": {