feat: Add target copy button to copy the name of the target branch on merge request helper
What does this MR do and why?
Add a target copy button to copy the name of the target branch on the merge request helper and sticky header.
Screenshots or screen recordings
Before:
After:
How to set up and validate locally
- Push a branch
- Create a MR
Related Issue:
Edited  by Mohammadreza Sarvari

