Fix build notification on merge request page change even if the build status didn't change
## What does this MR do?
This MR contains a bugfix for #17357 which was introduced by !3998. The notification are now only shown on status changes, and not when switching between different merge requests.
## Are there points in the code the reviewer needs to double check?
Check implementation
## Why was this MR needed?
Because auf a bug introduced in !3998.
## What are the relevant issue numbers?
#17357Closes#17357
See merge request !4086
Relative Links in the Wiki Are Broken
- [ ] #16568 (!4050) Relative links in wiki are broken
- [x] Investigate issue
- [x] Implementation / Fix
- [x] Write (failing) tests for `WikiLinkFilter`
- [x] Link to `./bar` should either get rewritten correctly or left alone
- [x] Link to `./bar.md` should maybe get rewritten correctly (is left alone currently)
- [x] Link to `bar.md` should get rewritten correctly
- [x] Check if this indeed a bug
- [x] Make sure CI is green
- [x] Assign to endboss
- [x] Wait for review
- [x] Implement review feedback
- [ ] Wait for merge
See merge request !4050
Fix build notification on merge request page change even if the build status didn't change
## What does this MR do?
This MR contains a bugfix for #17357 which was introduced by !3998. The notification are now only shown on status changes, and not when switching between different merge requests.
## Are there points in the code the reviewer needs to double check?
Check implementation
## Why was this MR needed?
Because auf a bug introduced in !3998.
## What are the relevant issue numbers?
#17357Closes#17357
See merge request !4086
Fix the line code when importing PR review comments from GitHub
Pull Request Review Comments are comments on a portion of the unified diff.
Closes#17205
See merge request !4010
Merge request widget displays TeamCity build state and code coverage correctly again
## What does this MR do?
This MR contains a fix for a regression introduced in `8.7`. In former version, the TeamCity build status was always displayed correctly. In `8.7` the build state is still checked, but the UI is not updated correctly any longer.
## Are there points in the code the reviewer needs to double check?
The changes are quite simple, so please simply double check them.
## Why was this MR needed?
This MR is needed to make the TeamCity build status working again.
## What are the relevant issue numbers?
#17080
See merge request !3998
Updated spacing between notification label and button

Closes#16552
See merge request !3965
Load the "New Branch" button asynchronously
Here's how it looks like for logged in users:

And here it is for anonymous users (or when a new branch can't be created by a logged in user):

See merge request !3855
Fixed width of .search-location-badge as it was causing issues in Safari.
Fixed width of .search-location-badge as it was causing issues in Safari.
Fixes issue #15541 and is a minor CSS only change so [ci skip]
# Before
Safari:

# After
Safari:

Chrome:

# CSS class referenced in the following files:
`./app/assets/javascripts/search_autocomplete.js.coffee`
`./app/assets/stylesheets/pages/search.scss`
…and is visible on the search bar on every page.
See merge request !3900