Indicate branch filter criteria in web hook listing
### Problem to solve
Web hook listing does not show the branch filter criteria when it is restricted.
### Intended users
DevOps Engineer
Developers
### Further details
Improve usability of UI
### Proposal
Include the branch filter for push events in the web hook listing
### Permissions and Security
Ability to edit web hooks - no changes.
### Documentation
Unless you have screen shots that need updated, this should be cosmetic only.
### Testing
Other than making sure to html encode any special branch names seems like it would be cosmetic only.
### What does success look like, and how can we measure that?
Can you see the branch filter restrictions on the web hook list?
### Links / references


issue