Allow PHP8

Author: TamasSzigeti

composer.json

@@ -20,15 +20,15 @@
     "php" : ">=7.2",
     "thecodingmachine/graphqlite" : "^4.1",
     "symfony/validator": "^4 | ^5",
-    "doctrine/annotations": "^1.6"
+    "doctrine/annotations": "^1.13"
   },
   "require-dev": {
     "phpunit/phpunit": "^8.4.1",
     "mouf/picotainer": "^1.1",
     "phpstan/phpstan": "^0.12.14",
     "php-coveralls/php-coveralls": "^2.1.0",
     "symfony/translation": "^4",
-    "doctrine/coding-standard": "^7.0"
+    "doctrine/coding-standard": "^9.0"
   },
   "scripts": {
     "phpstan": "phpstan analyse src/ -c phpstan.neon --level=7 --no-progress",