Description of problem: 'Reset' button doesn't work on Tag assignment page
Version-Release number of selected component (if applicable):
5.8, 5.8.1
How reproducible:
100%
Steps to Reproduce:
1. Add provider(cloud, infra)
2. Navigate to instance/vm detail page
3. Policy-> Edit Tags
4. Set any tag values
5. Click 'Reset' button
Actual results:
Nothing happened, please check log file
Expected results:
Newly set tag should be deleted
Additional info:
The same case works for cloud images and templates