Map states of edit buttons on merge request page
Based on the need to understand the different on the states of the edit button gitlab!43352 (comment 492115544)
This is important if we look at adding more editors and improving the path to editing it is good to know the different possible scenarios.
Proposal
Map out the Edit buttons in the merge request/branch based on a similar approach to what was done for the Merge
button gitlab#299193 (closed)
Video: https://youtu.be/dXDXDgn6ZRE