Docs for hosted runners on dedicated with Switchboard flow
What does this MR do and why?
Adds GA docs for hosted runners on GitLab Dedicated. Changes include:
- Adds a new topic for hosted runners in the Admin docs for GitLab Dedicated. Includes a task to create hosted runners in Switchboard.
- Updates the runners topic in the subscriptions page and moves content to the new hosted runners topic.
- Updates links.
Resolves: https://gitlab.com/gitlab-com/gl-infra/gitlab-dedicated/team/-/issues/5374
Relates to: https://gitlab.com/groups/gitlab-com/gl-infra/gitlab-dedicated/-/epics/416
Review app
Edited by Lysanne Pinto