ACP2E-1776: Creating customer(-s) via Async REST API ignores group_id

Author: AnujNehra

app/code/Magento/Customer/composer.json

@@ -29,7 +29,8 @@
     "suggest": {
         "magento/module-cookie": "*",
         "magento/module-customer-sample-data": "*",
-        "magento/module-webapi": "*"
+        "magento/module-webapi": "*",
+        "magento/asynchronous-operations": "*"
     },
     "type": "magento2-module",
     "license": [