Issue Summary

PATCH API request to cancel a work item shows a success/204 message when it should fail (it's read-only according to the API documentation.

Steps to Reproduce

1. Send a PATCH request to either cancel work item
   1. URL - https://|https:]hostname.com/rest/align/api/2/Features/id
   2. Request body to Cancel work item 

      [{
      "op": "replace",
      "path": "/canceledObject",
      "value": 1
      }
      ]
      

1. Received HTTP 204 No Content
2. Check the work item from UI - No change to Cancel flag

Expected Results

An error message

Actual Results

The work item is unchanged. API request received HTTP 204 with no response body. 

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available