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
Fixes issue with emoji comments not showing correct emoji image
Previously it would look for the unicode character inside the award menu. But this menu might not always be there.
Now, the unicode characters are loaded onto the page in an array which the award emoji that looks in to get the correct emoji unicode character
Fixes#15512
See merge request !3885