Fix rebase in IE

Closes #3501

See merge request gitlab-org/gitlab-ee!3732

Fix environment scope regex

See merge request gitlab-org/gitlab-ee!3641

Port of 38869-datetime to EE

See merge request gitlab-org/gitlab-ee!3736

Prevent adding same role multiple times on repeated clicks

Closes #4294

See merge request gitlab-org/gitlab-ee!3700

[EE port] Prevent worker that updates merge requests head pipeline from failing jobs

See merge request gitlab-org/gitlab-ee!3761

Fix indentation of TLS geo docs

See merge request gitlab-org/gitlab-ee!3769

Fix https://gitlab.com/gitlab-org/gitlab-ee/issues/3501

Ee single list multiple clusters

See merge request gitlab-org/gitlab-ee!3702

Move 10.2 CE to EE update guide to correct location

See merge request gitlab-org/gitlab-ee!3756

Docs: Update admin docs

See merge request gitlab-org/gitlab-ee!3751

Resolve "Fix difference in FDW / non-FDW queries for Geo::FileRegistry queries"

Closes #4031

See merge request gitlab-org/gitlab-ee!3714

Refactor specific build artifacts code

See merge request gitlab-org/gitlab-ee!3689

10.3 CE-to-EE update guide

Closes #10

See merge request gitlab-org/gitlab-ee!3754

# Conflicts:
#   app/assets/javascripts/merge_request_tabs.js

* master: (85 commits)
  Export old code into es6 modules
  Use relative URL for projects to avoid storing domains
  Fix spec by avoiding monkeypatching
  Return the noteable in Note#touch_noteable
  add CHANGELOG.md entry for !15889
  fix broken empty state assets for environment monitoring page
  removed tab indexes from tag form
  Refactor entrypoint override docs
  Present member collection at the controller level
  Adds i18n
  check the import_status field before doing SQL operations to check the import url
  Fix rubocop offence
  Fix entrypoint overriding documentation
  Remove unnecessary js-issuable-edit
  Use memoization for commits on diffs
  Move Repository#write_ref to Git::Repository#write_ref
  Treat empty markdown and html strings as valid cached text, not missing cache that needs to be updated
  Center cluster title
  Remove noisy notification from QA base page
  Remove unused page from hashed storage QA scenario
  ...

EE- new nav tech debt

See merge request gitlab-org/gitlab-ee!3695

Port of 28869-es6-modules to EE

See merge request gitlab-org/gitlab-ee!3715

Fix successful rebase throwing flash error message

Closes #4304

See merge request gitlab-org/gitlab-ee!3727

Update empty state for service desk

See merge request gitlab-org/gitlab-ee!3710

Restructure HA DB docs to provide better flow and checkpoints

See merge request gitlab-org/gitlab-ee!3645

Docs: update admin docs

Closes #4258

See merge request gitlab-org/gitlab-ee!3749

Port of '40285-prometheus-loading-screen-no-longer-seems-to-appear' to EE

See merge request gitlab-org/gitlab-ee!3748

Fix order-dependent spec failure by avoiding monkeypatching

Closes #4312

See merge request gitlab-org/gitlab-ee!3750

Merge branch 'ee-tmlee/gitlab-ce-28004-consider-refactoring-member-view-by-using-presenter' into 'master'

[EE] Refactor member view by using presenter

See merge request gitlab-org/gitlab-ee!3620

Explicit QA Runtime::Browse that handles sessions better / EE

See merge request gitlab-org/gitlab-ee!3704

Use new Geo nodes settings pages in Gitlab QA

Closes #4306

See merge request gitlab-org/gitlab-ee!3733

Clean up new dropdown styles (EE port)

Closes gitlab-ce#39142 and gitlab-ce#39446

See merge request gitlab-org/gitlab-ee!3698