Docs: Convert absolute links to relative in /ci docs

See merge request gitlab-org/gitlab-ce!29029

Leave clear notices in docs about after_script execution context

Closes gitlab-runner#4146

See merge request gitlab-org/gitlab-ce!29510

Removed duplicate content on scoped labels

See merge request gitlab-org/gitlab-ce!29579

Document how to troubleshoot a pending external-dns deployment

See merge request gitlab-org/gitlab-ce!29290

Also update the Review Apps node pools description
Signed-off-by: Rémy Coutable <remy@rymai.me>

Update quick start guide doc to suggest views and methods to be defined in alphabetical order

Closes #62505

See merge request gitlab-org/gitlab-ce!29499

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/62505

CE port of "Comment will select all activites filter by default"

See merge request gitlab-org/gitlab-ce!29496

Comment will select all activities filter by default

Closes gitlab-org/quality/nightly#107

See merge request gitlab-org/gitlab-ee!14063

Add links to select YouTube videos demonstrating GitLab features to docs

See merge request gitlab-org/gitlab-ce!29562

Remove the grafana_dashboard_link feature flag

See merge request gitlab-org/gitlab-ce!29344

Adding break-word css to home-panel-description class to correctly word wrap long words

Closes #62134

See merge request gitlab-org/gitlab-ce!28695

Backport of gitlab-ee!13735

See merge request gitlab-org/gitlab-ce!29289

Notify users when their CI minutes quota has run out

Closes #11629

See merge request gitlab-org/gitlab-ee!13735

An email is sent to all owners when all CI minutes have been used, this
also includes extra CI minutes.

Fix diverged branch locals

See merge request gitlab-org/gitlab-ee!14074

Merge branch '63010-visual-regression-in-12-0-line-numbers-not-lining-up-in-file-view' into 'master'

Resolve "Visual regression in 12.0: line numbers not lining up in file view"

Closes #63010

See merge request gitlab-org/gitlab-ce!29403

Fix "Resolve conflicts" button not appearing for some users

Closes #47954

See merge request gitlab-org/gitlab-ce!29535

Style popovers according to the design specs

See merge request gitlab-org/gitlab-ce!28375

Bump omniauth_openid_connect to 0.3.1

See merge request gitlab-org/gitlab-ce!29387

Fix null source_project_id in pool_repositories

Closes gitaly#1653

See merge request gitlab-org/gitlab-ce!29157

Added links to Jira/Jenkins videos to supplement docs

See merge request gitlab-org/gitlab-ce!29516

Link code_owner deprecation issue in MR approval rules

See merge request gitlab-org/gitlab-ee!14094

Switch charts to Prometheus API endpoint CE-3

Closes #58516

See merge request gitlab-org/gitlab-ce!29280