Because for now, we're changing the format.

Related to: https://gitlab.com/gitlab-org/gitlab-docs/-/issues/1751

Update the links in all user and admin pages

Because it's now on the left sidebar

Related to: https://gitlab.com/gitlab-org/gitlab/-/issues/433313

Because the left nav is changing
and will have a button instead
of carat, and no magnifying glass.

Related to: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/127935

And add more introductory content to "Back up GitLab".

Because it's not our style
We can be more clear in our
guidance.
See: https://docs.gitlab.com/ee/development/documentation/styleguide/word_list.html\#respectively

Because it's not our style.
See: https://docs.gitlab.com/ee/development/documentation/topic_types/concept.html\#titles-to-avoid

The edit of this line goes a little far, so let's walk the
technical statement back slightly.

Related: https://gitlab.com/gitlab-com/Product/-/issues/5475

Related epic: https://gitlab.com/groups/gitlab-com/-/epics/1940

Because the menu changed.
Related to: https://gitlab.com/gitlab-org/gitlab/-/issues/366082/

DNS record types have been removed from the exception list and
they are consistently escaped.

Per request, let's move the ownership of these docs over to the
Editor group, as they're taking ownership of the feature.

This commit rewrites the source documentation to mention both the
systemd units and the init script.

Fixes https://gitlab.com/gitlab-org/gitlab/-/issues/337419

These extra words are not needed.
See the A-Z word list for guidance

Part of effort to move all to indexes

Update references to the Admin Area for Release-related docs

Add Free tier to Pages-related docs for admin.

Currently OAuth applications can be only global or per-user.  This adds
applications on a group level.

Replaces some shorthand words to enforce standard

The notation we use to represent a note is:

```
NOTE: **Note:**
This is a note
```

This is rendered by Nanoc and presented in an alert box in the docs
site. The second `**Note:**` can be redundant, so let's remove it.

The previous URL had two drawbacks:

1. It didn't match what the title was about (`Assignments to DevOps
   Stages and Groups`, and the anchor was `#designated-technical-writers`).
2. It didn't account for the other sections, like development and API
   guidelines.

Part of https://gitlab.com/gitlab-org/gitlab-pages/-/issues/24

Redirects enabled by default in https://gitlab.com/gitlab-org/gitlab-pages/-/merge_requests/367