Fix: Update call fail when labels are empty

[burhandodhy]

Description of the Change

This PR fixes an issue where the update call fails when the labels are empty. Previously, when labels were empty, the payload had an array an one empty index

Closes #

How to test the Change

Changelog Entry

Fixed - Video update API fails when labels are empty

Credits

Props @burhandodhy

Checklist:

• [x] I agree to follow this project's Code of Conduct.
• [ ] I have updated the documentation accordingly.
• [ ] I have added tests to cover my change.
• [x] All new and existing tests pass.