added dicard-changes:true to composer.json

composer.json

@@ -107,7 +107,8 @@
         "sort-packages": true,
         "platform": {
           "php": "7.3"
-        }
+        },
+        "discard-changes": true
     },
     "autoload": {
         "classmap": [
@@ -129,7 +130,6 @@
             "DrupalProject\\composer\\ScriptHandler::createRequiredFiles"
         ]
     },
-    "config": { "discard-changes": true },
     "extra": {
         "composer-exit-on-patch-failure": true,
         "patchLevel": {