Allow PHP8

Author: TamasSzigeti

composer.json

@@ -20,7 +20,7 @@
     "php" : ">=7.2",
     "thecodingmachine/graphqlite" : "^5.0",
     "symfony/validator": "^4.2 | ^5",
-    "doctrine/annotations": "^1.6"
+    "doctrine/annotations": "^1.13"
   },
   "require-dev": {
     "phpunit/phpunit": "^8.4.1",