revert the changes

Author: genlin

support/entra/entra-id/toc.yml

@@ -294,8 +294,7 @@
         href: users-groups-entra-apis/identity-of-calling-application-not-established.md
       - name: Add an owner to an application
         href: users-groups-entra-apis/add-owner-for-application-microsoft-graph.md
-      - name: 403 error when adding a user to a group
-        href: users-groups-entra-apis/authorization-requestdenied-403-error-add-user-group.md
+
 - name: Microsoft Entra User Provisioning and Synchronization
   items:
   - name: User Sign-in or password Problems