➖ remove duplication of webonyx/graphql-php

Author: Mohammad HAJ SALEM

composer.json

@@ -75,8 +75,7 @@
         "zendframework/zend-text": "^2.6.0",
         "zendframework/zend-uri": "^2.5.1",
         "zendframework/zend-validator": "^2.6.0",
-        "zendframework/zend-view": "^2.10.0",
-        "webonyx/graphql-php": "^0.11.1"
+        "zendframework/zend-view": "^2.10.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "~2.1.1",