Extracted `@request.env['devise.mapping'] = Devise.mappings[:user]` and `Rails.application.env_config['devise.mapping'] = Devise.mappings[:user]`
in our tests into the helper method `set_devise_mapping`

This reverts merge request !11963

Fix https://gitlab.com/gitlab-org/gitlab-ce/issues/34010

Fix https://gitlab.com/gitlab-org/gitlab-ce/issues/33868

While in a MR "Changes" tab looking at some diff note discussions.
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I suspect this regressed in
https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11173/diffs#f4bb984ec495c5cb58516785c62978f5209c39b4_179_178
where we changed the selector

Rename other URL generators

admin_builds_path -> admin_jobs_path

Fix tests and more renaming

Fix more tests

Also change build_id to job_id in the controller

Closes #31348

Single commit squash of all changes for https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10878

It's needed due to https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/10777 being merged with squash.

Improved the design
Pulls the endpoint from the HAML