* upstream/master: (488 commits)
  Remove duplicate CHANGELOG.md entries for 8.16.5
  Update CHANGELOG.md for 8.14.9
  Update CHANGELOG.md for 8.15.6
  #27631: Add missing top-area div to activity header page
  Update CHANGELOG.md for 8.16.5
  Update CHANGELOG.md for 8.16.5
  Update CHANGELOG.md for 8.16.5
  Fix yarn lock and package.json mismatch caused by MR 9133
  sync yarn.lock with recent changes to package.json
  Add changelog
  Fix z index bugs
  Add Links to Branches in Calendar Activity
  SidekiqStatus need to be qualified in some cases
  Replace static fixture for behaviors/requires_input_spec.js (!9162)
  API: Consolidate /projects endpoint
  Add MySQL info in install requirements
  Fix timezone on issue boards due date
  Use Gitlab::Database.with_connection_pool from !9192
  Disconnect the pool after done
  Use threads directly, introduce pool later:
  ...

SidekiqStatus need to be qualified in some cases

Closes #27759

See merge request !9235

Fix z index bugs

Closes #28142

See merge request !9236

Fix smaller height of Activity header page

Closes #27631

See merge request !8952

[ci skip]

Fix yarn lock and package.json mismatch caused by MR 9133

See merge request !9239

[ci skip]

[ci skip]

[ci skip]

[ci skip]

Fix timezone on issue boards due date

Closes #27317

See merge request !9150

Add Links to Branches in Calendar Activity

Closes #26287

See merge request !9224

Sync yarn.lock with recent changes to package.json

See merge request !9237

Reintroduce coverage report for JavaScript

Closes #27826 and #20757

See merge request !9133

Replace static fixture for behaviors/requires_input_spec.js

See merge request !9162

Replace NPM with Yarn

See merge request !9055

Enable eslint to resolve webpack modules according to webpack.config.js

See merge request !9218

Signed-off-by: Rémy Coutable <remy@rymai.me>

Replace static fixture for right_sidebar_spec.js

See merge request !9211

Document types of pipelines

Closes #22631

See merge request !9008

Resolve "Wiki page delete does not trigger the webhook"

Closes #19302

See merge request !8198

API: consolidate project lists

Closes #23061

See merge request !8962

Update doc for enabling or disabling GitLab CI

Closes #27656

See merge request !8965

Add 'Most Recent Activity' header to User Profile

Closes #26286

See merge request !9189

Use es6-promise package to avoid webpack warnings

See merge request !9215

Adds `.json` to the endpoint requested in order to avoid showing JSON

Closes #27932

See merge request !9105

Set max width for text in mini pipeline graph

Closes #27924

See merge request !9188

Remove inactive default email services

See merge request !8987

It consolidates these endpoints:
 - /projects
 - /projects/owned
 - /projects/visible
 - /projects/starred
 - /projects/all

Into the /projects endpoint using query parameters.

Add MySQL info in install requirements

See merge request !9230