Unable to copy to clipboard in http or untrused https host (except localhost)

[mauhai]

Describe the bug
"Click to copy content" does not work in http or untrused https host (except localhost)

To Reproduce
Steps to reproduce the behavior:

1. Go to 'temporal UI in a non-https hosted resource'

2. Click on 'copy to clipboard button'

3. see browser console

4. See error

Expected behavior
Expected copy to work

Screenshots

Additional context
Add any other context about the problem here.