[API] Fix PUT request not updating image's QC values

[cmadjar]

Brief summary of changes

This fixes the PUT request not updating the image's QC values when testing the API via the Swagger.

Testing instructions (if applicable)

1. Go to the API documentation module and scroll down to the specified request section
2. Click on "Try it out" and enter a CandID, visit label, and filename. You can use the GET requests above this section to get the visit labels and filenames for a given candidate.
3. Fill in the request body section with updated QC values for the image.
4. Click on "Execute" (should return a 204 code and successfully update the QC status of the given file)

Link(s) to related issue(s)

• Resolves [API] PUT request not updating image's QC values #7917
• Replaces Fix broken Swagger PUT request for image QC status #9375