Encode Content-Disposition filenames

Closes #47673

See merge request gitlab-org/gitlab-ce!24919

Remove Redcarpet markdown engine

Closes #51374

See merge request gitlab-org/gitlab-ce!24819

Don't create new pipeline for merge requests with no commits

See merge request gitlab-org/gitlab-ce!24503

Fix comparing equality between `ActionController::Parameters` and a `Hash`....

Closes #57221

See merge request gitlab-org/gitlab-ce!24896

Make `ActionContorller::Parameters` serializable for sidekiq jobs

See merge request gitlab-org/gitlab-ce!24864

FE grammar util

See merge request gitlab-org/gitlab-ce!24893

Add 'in' filter that modifies scope of 'search' filter  to issues and merge requests API

See merge request gitlab-org/gitlab-ce!24350

Extract ReplyPlaceholder from NoteableDiscussion component

Closes #56370

See merge request gitlab-org/gitlab-ce!24904

Add deployment data to metrics graphs

See merge request gitlab-org/gitlab-ce!24650

Updated document-register-element and registering emojis in the new way

See merge request gitlab-org/gitlab-ce!24899

Update pages config only when changed

See merge request gitlab-org/gitlab-ce!24424

Fix ActionView::Template::Error: Absolute URI missing hierarchical segment

Closes #57227

See merge request gitlab-org/gitlab-ce!24908

Users downloading non-ASCII attachments would see garbled characters.
When used with object storage, AWS S3 would return an InvalidArgument
error: Header value cannot be represented using ISO-8859-1.

Per RFC 5987 and RFC 6266, Content-Disposition should be encoded
properly. This commit takes the Rails 6 implementation of
ActiveSuppport::Http::ContentDisposition
(https://github.com/rails/rails/pull/33829) and ports it here.

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/47673

Add support for extensionless pages URLs

See merge request gitlab-org/gitlab-ce!24876

Update dependency @gitlab/ui to ^2.0.2

See merge request gitlab-org/gitlab-ce!24915

Adds scatter type series to metrics graph for deployments

Allow SshHostKey.find_by to accept string keys

See merge request gitlab-org/gitlab-ce!24903

Handle metrics graph resize events

See merge request gitlab-org/gitlab-ce!24649

Add groupMembers to api.js

See merge request gitlab-org/gitlab-ce!24892

gitlab-ui update with the new charting setup

Closes #56987

See merge request gitlab-org/gitlab-ce!24807

Changed external wiki query method to prevent attribute caching

Closes #57228

See merge request gitlab-org/gitlab-ce!24907

This contains the function `toNounSeriesText` which can be used to build
i18n noun series fragments (i.e. "A, B, and C").

Externalize strings from `/app/views/instance_statistics`

See merge request gitlab-org/gitlab-ce!24809

Update Workhorse to v8.2.0

See merge request gitlab-org/gitlab-ce!24909

Replace h-13em with h-12em

See merge request gitlab-org/gitlab-ce!24895

CE Port of "Extract extension method from mr_widget_options"

See merge request gitlab-org/gitlab-ce!24891

Merge branch '46448-add-timestamps-for-each-stage-of-gitlab-rake-gitlab-backup-restore' into 'master'

Resolve "Add timestamps for each stage of gitlab-rake gitlab:backup:restore"

Closes #46448

See merge request gitlab-org/gitlab-ce!19684

Add programming language filtering to `/projects`

Closes #51759

See merge request gitlab-org/gitlab-ce!24377