Hidden Request Type is showing in Help Center

Summary:

Even though a request type is already being hidden in a project, it is still searchable through the Help Center.

Steps to Reproduce:

1. Create a Service Desk Project.
2. Navigate to the Project Administration Page.
3. Select "Request Types" and create a New Group.
4. In that New Group, create a new Request Type.
5. Navigate to the Service Desk Help Center and search the Request Type, it will be showing.
6. Back to the Project Administration page and delete the Group.
7. Automatically, the request type will be moved to "Hidden from portal" group.
8. Do another search of the request type on the Help Center.

Expected Result:

• The request type would not be showing as a search result.

Actual Result:

• The request type is showing in the search result.