GraphQL: Add initial documentation for keyset / cursor pagination

See merge request gitlab-org/gitlab!36967

and details

Update docs to support Vale 2.3.3

See merge request gitlab-org/gitlab!40093

Avoid creating diff position when line-code is nil

See merge request gitlab-org/gitlab!40089

Fix wait! for scripts/trigger-build

Closes #239336

See merge request gitlab-org/gitlab!40116

Add CreateArtifactService to persist code_coverage report

See merge request gitlab-org/gitlab!39236

Stop checking migration version in project factory

See merge request gitlab-org/gitlab!40098

Clean up GraphQL access error specs with shared example

See merge request gitlab-org/gitlab!40053

Include Redis in Workhorse-in-test-suite integration

Closes #209245

See merge request gitlab-org/gitlab!40026

This new service will be used to persist generated
coverage report once a pipeline has been completed.

Respect original visibility for instrumented methods

See merge request gitlab-org/gitlab!39951

target is already defined in the if clause below. There's no need to
cast name to symbol. All methods that use name variable accept string or
symbol

Add auto close incidents

See merge request gitlab-org/gitlab!39967

Remove default column from services table

See merge request gitlab-org/gitlab!39817

Retrieve email key from X-Envelope-To header

See merge request gitlab-org/gitlab!40001

Fix non-retrying bridges after retried builds in CI pipelines

See merge request gitlab-org/gitlab!39989

[ci skip]

[ci skip]

Add maximum file upload size limit for the package registry

See merge request gitlab-org/gitlab!39633

Add file upload size limits for conan, npm,
nuget, pypi, and maven.

Show expired milestones at the bottom of the list within dropdown

Closes #196066

See merge request gitlab-org/gitlab!36562

Change show more button to be a table row

Closes #234183 and #235672

See merge request gitlab-org/gitlab!39788

Add Ubuntu 20.04 to the supported versions

Closes #238541

See merge request gitlab-org/gitlab!40092

Minor fix to text in table

See merge request gitlab-org/gitlab!40054

Add JWT signing for internal cluster agent API

See merge request gitlab-org/gitlab!39781

This ensures only gitlab-kas can make requests to the internal API,
which is necessary as sensitive info is returned in response.

Update instances where we explicitly want to use the top-level
::Clusters module

After removing and ignoring the default column from the
code in a81914c7, we can now drop the database column.

Shows expired milestones within the dropdown with different
text color and "(expired)" string suffixed.

Since we've truncated the migrations after 2018-12-28
(see db/migrate/20181228175414_init_schema.rb) we can safely remove this
check which reduces the query count for a project factory by 1.

Remove the memoization of source_branch_exists on merge request

See merge request gitlab-org/gitlab!39944

Update needs limit for gitlab.com

See merge request gitlab-org/gitlab!40081

Fix Ruby 2.7 deprecation warning in JSON module

See merge request gitlab-org/gitlab!40066

Merge branch '229297-migrate-bootstrap-button-to-gitlab-ui-glbutton-in-ee-app-assets-javascripts' into 'master'

Replace Bootstrap Button & LoadingButton w/ GitLab UI GlButton in vulnerability_action_buttons.vue

See merge request gitlab-org/gitlab!39651

Support private token headers for composer

Closes #232636

See merge request gitlab-org/gitlab!38641

Cluster Agent delete mutation for GraphQl

See merge request gitlab-org/gitlab!38622