Description of problem:
There is no edit button to "Hardware devices" in the quick creation page in 4.12,
why those buttons are added to "Hardware devices" suddenly, but not editable?

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. Catalog -> select a template
2. Check "Hardware devices"
3.

Actual results:

Expected results:

Additional info: