Make changes suggested by Pedro for UX

See merge request gitlab-org/gitlab-ce!29324

Add documentation on using serverless with existing Knative instance

See merge request gitlab-org/gitlab-ce!29699

Upgrade gitlab-labkit to 0.3.0

See merge request gitlab-org/gitlab-ce!29728

Docs: Fix link in university support doc

See merge request gitlab-org/gitlab-ce!29582

Docs: SSO Groups: Add login session note

See merge request gitlab-org/gitlab-ce!29628

Upgrade mime-types-data to 3.2019.0331

See merge request gitlab-org/gitlab-ce!29729

[Docs] Fix minor grammar issue

See merge request gitlab-org/gitlab-ce!29716

This fixes a regression in mime-types-data:
https://github.com/mime-types/mime-types-data/pull/20

This matches the version used in Gitaly, bumps the gRPC version to be
aligned with GitLab CE/EE, and adds gRPC interceptor support:
https://gitlab.com/gitlab-org/labkit-ruby/compare/v0.2.0...v0.3.0

Bump msgpack to 1.2.10

See merge request gitlab-org/gitlab-ce!29730

Edit after script context text

See merge request gitlab-org/gitlab-ce!29583

Say that the dependency list is from Gemnasium

See merge request gitlab-org/gitlab-ce!29673

Make it explicit that the dependency list
is generated from Gemnasium.

Fix broken hyperlink in reducing_the_repo_size_using_git.md

See merge request gitlab-org/gitlab-ce!29727

This saves some space by matching the version used by Gitaly. List of
changes:

* https://github.com/msgpack/msgpack-ruby/blob/master/ChangeLog
* https://github.com/msgpack/msgpack-ruby/compare/v1.2.6..v1.2.10

This saves some disk space by matching the version used in Gitaly.

Only minor changes:
https://github.com/mime-types/mime-types-data/blob/master/History.md

Backport: Pendo POC snippet

See merge request gitlab-org/gitlab-ce!29439

Update dependency @gitlab/ui to ^4.1.0

See merge request gitlab-org/gitlab-ce!29707

Resolve "Merge request tabs do not handle ctrl+click correctly"

Closes #57813

See merge request gitlab-org/gitlab-ce!29506

[CI Review Apps] Change `pullPolicy` to `Always` for `gitlab.sidekiq.image` and `gitlab.unicorn.image` and pass `FORCE_RAILS_IMAGE_BUILDS=true` to the `CNG-mirror` triggered pipeline to always rebuild the Rails image

Closes #62149

See merge request gitlab-org/gitlab-ce!28592

Fixes graphql project stats

Closes #63275

See merge request gitlab-org/gitlab-ce!29708

Add the missing check on GraphQL API for project statistics

Expose comments on Noteables in GraphQL

Closes #62825

See merge request gitlab-org/gitlab-ce!29212

Update default CI image to use node@12

See merge request gitlab-org/gitlab-ce!29703

Renumber a new UserCallout enum for EE compatibility

Closes gitlab-ee#12173

See merge request gitlab-org/gitlab-ce!29701

Update dependency @gitlab/svgs to ^1.65.0

See merge request gitlab-org/gitlab-ce!29697

EE migration port: add app-wide LDAP membership lock field

See merge request gitlab-org/gitlab-ce!29302

Document CI variable LM_PYTHON_VERSION

See merge request gitlab-org/gitlab-ce!29667

Show how one can switch to Python 3.5.

Add which tools is used by License Management  project

See merge request gitlab-org/gitlab-ce!29610