Updated Laravel from 6 to ^6.20.14 (security)

Author: Radoslaw Ziemniewicz

composer.json

@@ -40,8 +40,8 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^9",
-        "laravel/framework": "^5.8|^6|^7|^8",
+        "laravel/framework": "^5.8|^6.20.14|^7|^8",
         "mockery/mockery": "^1.2"
     },
     "type": "library"
-}
+}