Merge branch '56010-user-profile-page-horizonal-whitespace-between-overview-columns-breaks-two-column-layout' into 'master'

Resolve "User profile page: Horizonal whitespace between Overview columns breaks two column layout"

Closes #56010

See merge request gitlab-org/gitlab-ce!24189

Resolve Markdown unordered lists not conforming to styleguide

See merge request gitlab-org/gitlab-ce!23037

Fix a URL typo in the MR API specs

See merge request gitlab-org/gitlab-ce!24236

Update pg 0.18.4 -> 1.0

See merge request gitlab-org/gitlab-ce!17829

Resolve "Danger GitLab reference check should be more precise"

Closes #55709

See merge request gitlab-org/gitlab-ce!24234

CE port of "e2e QA tests for Group level project templates"

See merge request gitlab-org/gitlab-ce!23987

Merge branch '50224-rails5-duplicate-key-value-violates-unique-constraint-index_gpg_signatures_on_commit_sha' into 'master'

Resolve "[Rails5] duplicate key value violates unique constraint "index_gpg_signatures_on_commit_sha""

Closes #50224

See merge request gitlab-org/gitlab-ce!24226

Adjusts duplicated line when commenting on unfolded diff lines (in the bottom)

Closes #56051

See merge request gitlab-org/gitlab-ce!24201

Signed-off-by: Rémy Coutable <remy@rymai.me>

Signed-off-by: Rémy Coutable <remy@rymai.me>

CE Backport: Add library helpers to use in Roadmap

See merge request gitlab-org/gitlab-ce!24232

Disable resolve conflicts for protected branches

Closes #53463

See merge request gitlab-org/gitlab-ce!23842

Add feature spec for Release page MVC

See merge request gitlab-org/gitlab-ce!24143

Fixes missing margin in releases block

Closes #56076

See merge request gitlab-org/gitlab-ce!24229

Adds `newDate` helper to copy date object without keeping reference.
Adds negative length support in `getTimeframeWindowFrom` to go
back in time.

Document how to run frontend tests

Closes #53757

See merge request gitlab-org/gitlab-ce!24202

Add headers to files in the tree list on merge requests

Closes #54807

See merge request gitlab-org/gitlab-ce!23954

CE backport of "Track export issues CSV usage on GitLab.com with Snowplow"

See merge request gitlab-org/gitlab-ce!24217

Without this, sometimes we will get a unique constraint violation about
GPG signatures on MySQL.

Remove comma from issuable email

See merge request gitlab-org/gitlab-ce!24218

Fixes z-index and margins of archived alert

Closes #56019

See merge request gitlab-org/gitlab-ce!24193

Wait for Web IDE commit animation

Closes #55972

See merge request gitlab-org/gitlab-ce!24196

EE MR: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/9067

Improve `bin/secpick` script and add more options

See merge request gitlab-org/gitlab-ce!24117

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/54807

Update Codesandbox smooshpack library

Closes #53779

See merge request gitlab-org/gitlab-ce!24191

Added feature to specify a custom Auto DevOps chart repository

Closes #55791

See merge request gitlab-org/gitlab-ce!24162

Check if specific type of background migration are done

See merge request gitlab-org/gitlab-ce!24032

Useful for checking progress.

Add committers and authors methods on MergeRequest

See merge request gitlab-org/gitlab-ce!24204

Add docs on how web terminals are secured

Closes #52681

See merge request gitlab-org/gitlab-ce!24099

- Also makes other minor Markdown fixes that were near the main fixes.