Removed Gitlab Upgrader found in /lib/gitlab/upgrader.rb

Closes #40270

See merge request gitlab-org/gitlab-ce!23603

Fix deprecation: Using positional arguments in integration tests

See merge request gitlab-org/gitlab-ce!24009

Alphabetized and added IBM Kubernetes service (IKS)

See merge request gitlab-org/gitlab-ce!23824

Fix missing Git clone button when protocol restriction setting enabled

Closes #55676

See merge request gitlab-org/gitlab-ce!24015

Backport page object changes from EE

See merge request gitlab-org/gitlab-ce!23956

If Git clones are restricted to either HTTP or SSH-only in the
application settings, the clone button would not show. The refactoring
in https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/22196 broke
this.

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/55676

Update tm cli version

See merge request gitlab-org/gitlab-ce!24004

Fix typos around .gitlab-ci.yml in docs

Closes #55621

See merge request gitlab-org/gitlab-ce!23964

Bump Gitaly version to v1.12.0

See merge request gitlab-org/gitlab-ce!23996

Resolve "Create a serializer to render issuables sidebar"

Closes #44984

See merge request gitlab-org/gitlab-ce!23379

Add @dbalexandre to CODEOWNERS

See merge request gitlab-org/gitlab-ce!23999

Add @godfat to CODEOWNERS

Closes gitlab-com/www-gitlab-com#3354

See merge request gitlab-org/gitlab-ce!23998

Docs serverless samples

Closes #55371

See merge request gitlab-org/gitlab-ce!23961

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