Cleaning up ee and ce separation inside one repo

Closes gitlab-ce#59964

See merge request gitlab-org/gitlab-ee!14686

Moved any specs that are ee to a specific folder inside spec folder.
Inside this folder the same structure was recreated as in the parent.
Any methods that where ee specific, where moved to the ee base folder.

Extra logging for new live trace architecture

See merge request gitlab-org/gitlab-ce!30892

Use persistent Redis cluster for Workhorse pub/sub notifications

See merge request gitlab-org/gitlab-ce!30990

Fix suggestion on lines that are not part of an MR

See merge request gitlab-org/gitlab-ce!30606

Enable Junit reports

Closes #64756

See merge request gitlab-org/gitlab-ce!30931

Make pipeline emails respect group email setting

Closes #63485

See merge request gitlab-org/gitlab-ce!30907

Remove :livesum from RubySampler metrics

See merge request gitlab-org/gitlab-ce!31047

Add index for issues on relative position, project, and state for manual sorting

See merge request gitlab-org/gitlab-ce!30542

Make Bootsnap available via ENABLE_BOOTSNAP=1

Closes #45230

See merge request gitlab-org/gitlab-ce!30963

Ensure test is on login page before attempting login

See merge request gitlab-org/gitlab-ce!31040

Resolve "Log impersonation actions in audit log"

See merge request gitlab-org/gitlab-ee!14740

CE Port: Log impersonation actions in audit log

See merge request gitlab-org/gitlab-ce!31039

Merge vulnerabilities data to Dependency List report

See merge request gitlab-org/gitlab-ee!14706

Rake task to cleanup expired ActiveSession lookup keys

See merge request gitlab-org/gitlab-ce!30668

Extend yamllint test to changelogs

See merge request gitlab-org/gitlab-ce!31017

cc !30979

Multiple pipeline support for Build status

See merge request gitlab-org/gitlab-ce!30828

Add better error message to MembersMapper#ensure_default_member!

See merge request gitlab-org/gitlab-ce!30838

This change adds audit logs for user impersonation
when an admin starts/stops impersonating
another user.

Often live traces are removed even though the archived trace
doesn't exist. This commit checkes the existence strictly.

Remove duplicated mapping key in config/locales/en.yml

See merge request gitlab-org/gitlab-ce!30980

Adds specs for testing the new behavior of specifying a pipeline when
POSTing a status.

Support remove source branch on merge w/ push options

See merge request gitlab-org/gitlab-ce!30728

Bring backward compatibility for request profiles

See merge request gitlab-org/gitlab-ce!30956

It seems that we missed the backward compatibility support
for profiles in the existing folder.

This commit also fixes some specs to be idempotent
and work in a temporary directory which not always
seems to be the case.

This commit also brings the profile_spec.rb which seems
to be missing.

Group update_service, call super to allow CE to remove any params in `remove_unallowed_params`

See merge request gitlab-org/gitlab-ee!14788