Bump google-api-client Gem from 0.8.6 to 0.13.6

Closes #38286

See merge request gitlab-org/gitlab-ce!14495

Add basic sprintf implementation to JavaScript

See merge request gitlab-org/gitlab-ce!14506

Added skeleton loading paradigm to UX guide

Closes gitlab-design#35

See merge request gitlab-org/gitlab-ce!14556

Because now addressable would consider them invalid anyway.

Merge remote-tracking branch 'upstream/master' into gem/sm/bump-google-api-client-gem-from-0-8-6-to-0-13-6

* upstream/master: (186 commits)
  Resolve "Precompiled assets with digest strings are ignored in CI"
  Fix navigation dropdown close animation on mobile screens
  Add (partial) index on Labels.template
  Add grpc.log for Gitaly
  Fix gitaly-proto version in Gemfile.lock
  refactor issues_controller_spec `update` action
  Remove edit action for issues
  Add documentation to summarise project archiving
  Fix for Gitaly nil encoding issue
  Fix broken certificate-authority-data with kubectl >= 1.8.0
  Improve performance of filtering notes in NotesController
  Bump gitaly-proto version to v0.39.0
  Fix specs for project creation and update services
  Add CHANGELOG
  Doesn't check if path exists on disk when renaming a hashed project
  [ci skip] Fix archive spec descrptions
  Only copy old/new code when selecting left/right side of parallel diff
  Fix gitlab-rake gitlab:import:repos task
  Send extra Gitaly params for `send_git_archive` if needed
  Update GitLab Pages to v0.6.0
  ...

Resolve "Precompiled assets with digest strings are ignored in CI"

Closes #38598

See merge request gitlab-org/gitlab-ce!14583

Fixed commit avatar being aligned vertically

Closes #38411

See merge request gitlab-org/gitlab-ce!14587

Fix navigation dropdown close animation on mobile screens

Closes #38502

See merge request gitlab-org/gitlab-ce!14649

Add (partial) index on Labels.template

See merge request gitlab-org/gitlab-ce!14530

Fix gitaly-proto version in Gemfile.lock

See merge request gitlab-org/gitlab-ce!14651

Add grpc.log for Gitaly

See merge request gitlab-org/gitlab-ce!14632

[ci skip]

Add documentation to summarise project archiving

Closes #35919

See merge request gitlab-org/gitlab-ce!14650

Remove edit action for issues

Closes #36670

See merge request gitlab-org/gitlab-ce!14523

Bump gitaly-proto version to v0.39.0

See merge request gitlab-org/gitlab-ce!14638

Git ignore po files ending in time_stamp

See merge request gitlab-org/gitlab-ce!14615

Fixes merge request widget date tooltip inconsistencies

Closes #38545

See merge request gitlab-org/gitlab-ce!14578

Only copy old/new code when selecting left/right side of parallel diff

See merge request gitlab-org/gitlab-ce!14561

Fix broken certificate-authority-data with kubectl >= 1.8.0

Closes #38685

See merge request gitlab-org/gitlab-ce!14635

Update GitLab Pages to v0.6.0

See merge request gitlab-org/gitlab-ce!14630

Resolve "Cannot rename a hashed project"

Closes #38202

See merge request gitlab-org/gitlab-ce!14428

Improve performance of filtering notes in NotesController

See merge request gitlab-org/gitlab-ce!14645

Add "implements" to the default issue closing message regex

Closes #38424

See merge request gitlab-org/gitlab-ce!14612

Move Fast-Forward Merge to CE

See merge request gitlab-org/gitlab-ce!14272

Fix for Gitaly nil encoding issue

See merge request gitlab-org/gitlab-ce!14581

Send extra Gitaly params for `send_git_archive` if needed

See merge request gitlab-org/gitlab-ce!14605

Whitelist authorized_keys.lock in the gitlab:check rake task

Closes #38635

See merge request gitlab-org/gitlab-ce!14624