Swap Grape over to Gitlab::Json

See merge request gitlab-org/gitlab!36472

Forces Grape to use `Gitlab::Json` for rendering JSON,
rather than going through ActiveSupport or its own wrapper.

Updated docs to reflect current capabilities

See merge request gitlab-org/gitlab!37085

Add securing page to clusters documentation

Closes #222740

See merge request gitlab-org/gitlab!36875

Add documentation for PagerDuty incident integration

Closes #227211

See merge request gitlab-org/gitlab!37069

Speed up project creation for users with many projects

See merge request gitlab-org/gitlab!37070

Add short custom metrics dashboard urls to docs

See merge request gitlab-org/gitlab!37011

Static Site Editor: Allow to configure the number of sublist indent spaces

See merge request gitlab-org/gitlab!36756

https://gitlab.com/gitlab-org/gitlab/-/merge_requests/36756

Update Chrome version to 84 in the QA image

See merge request gitlab-org/gitlab!36976

Fix failing dashboard schema validation calls

See merge request gitlab-org/gitlab!37108

Fix issuables list search filter on labels

See merge request gitlab-org/gitlab!36631

Resolve "Update usage ping data to track MRs with added rules"

See merge request gitlab-org/gitlab!36222

* Also includes a factory for ApprovalMergeRequestRuleSource
* Updates usage ping documentation

Merge branch '228616-bulk-edit-of-labels-adding-labels-to-multiple-issues-adds-too-many-labels' into 'master'

Fix bulk editing of labels not working correctly

See merge request gitlab-org/gitlab!36981

Uneditable block spacing and minor listener refactor

See merge request gitlab-org/gitlab!37087

Remove k3d installation from QA Dockerfile

See merge request gitlab-org/gitlab!36971

Remove title and description from service helpers

See merge request gitlab-org/gitlab!37102

Update dependency @gitlab/ui to v17.33.0

See merge request gitlab-org/gitlab!37094

Replace CiKey field with GlFormCombobox

See merge request gitlab-org/gitlab!37091

Update Gitaly version

See merge request gitlab-org/gitlab!37103

Add Wiki link to Group sidebar

See merge request gitlab-org/gitlab!36409

Adds more info about user_session_logins_total in docs

See merge request gitlab-org/gitlab!37038

Custom dashboard schema validation API hits
the BE with dashboard filename instead of the
file path. This MR fixes it

Update snippets housecleaning docs

Closes #225613

See merge request gitlab-org/gitlab!36715

Deprecate WIP-prefix in favor of Draft-prefix for merge requests

See merge request gitlab-org/gitlab!36823

Add managed-apps section in log explorer

See merge request gitlab-org/gitlab!36769

Refactor server hooks documentation

See merge request gitlab-org/gitlab!36779

Also adds front matter for Gitaly group to other files.

Update Gitaly version

See merge request gitlab-org/gitlab!37015