Revert "Merge branch 'winh-discussion-header-commented' into 'master'"

Closes #55641

See merge request gitlab-org/gitlab-ce!23993

Storage location for projects on legacy storage

See merge request gitlab-org/gitlab-ce!23917

Support tls communication in gitaly

See merge request gitlab-org/gitlab-ce!22602

This reverts merge request !23622

Updates gitlab ui to v1.18.0

See merge request gitlab-org/gitlab-ce!23983

[ci skip]

Rename `ClusterPlatformConfigureWorker`

Closes #54863

See merge request gitlab-org/gitlab-ce!23754

Fixes the markdown toolbar buttons

Closes #55618

See merge request gitlab-org/gitlab-ce!23979

Option to make variables protected by default

Closes #51822

See merge request gitlab-org/gitlab-ce!22744

Resolve "Wrong API call on releases page"

Closes #55639

See merge request gitlab-org/gitlab-ce!23978

Resolve "Split bio into individual line in extended user tooltips"

Closes #55293

See merge request gitlab-org/gitlab-ce!23940

Add date range to milestone changed emails

Closes #53933

See merge request gitlab-org/gitlab-ce!23762

Clarify where the k8s applications can be found

Closes #42262

See merge request gitlab-org/gitlab-ce!23914

(CE-Port) Support navbar tracking

See merge request gitlab-org/gitlab-ce!23975

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/55618

- Remove leading 'at' in organzation info
- Update karma tests

Also refactored issues and MRs to use the same email template file

Rails5: convert specs in javascripts/ and support/ to new spec syntax

See merge request gitlab-org/gitlab-ce!23947

- Add tracking attributes to templates

Update minimum version of nokogiri in Gemfile also

See merge request gitlab-org/gitlab-ce!23829

[master] Persistent Symlink in Project Import

See merge request gitlab/gitlabhq!2673

Fix notification email for image diff notes

See merge request gitlab-org/gitlab-ce!23958

Always load the metrics the last

Closes #55611

See merge request gitlab-org/gitlab-ce!23960

Display commit ID for discussions made on merge request commits

Closes #53953

See merge request gitlab-org/gitlab-ce!23837

Fixes: ActionView::Template::Error (undefined method `add_class' for #<Nokogiri::XML::Element:0x0055dbff5252e8>

Fix typos about .gitlab-ci.yml in Serverless docs

See merge request gitlab-org/gitlab-ce!23963

Fixes a bug where merge request comments made
in the context of a specific commit no longer specify
which commit they were created on

Display "commented" only for commit discussions on merge requests

Closes #53950 and #53681

See merge request gitlab-org/gitlab-ce!23622