* ee/master: (382 commits)
  Fix specs after removing assignee_id field
  Remove issues.assignee_id column
  Replace last added wait_for_vue_resource by wait_for_requests
  Fixed positioning of milestone dropdown in create board dropdown
  Fix typo in issues_functionalities.md
  update merge-request icon
  Fix return value when Geo nodes are not in sync
  Update CHANGELOG.md for 9.2.1
  Update CHANGELOG-EE.md for 9.2.1-ee
  Use wait_for_requests to wait all JS request
  Move docs 'superpowers' items to respective sections
  Fix conflicts for doc/user/project/issues/issues_functionalities.md
  Resolve conflicts
  Apply patch of sentry-clientside-releases
  Add more details to Geo health check status message
  Add specs
  Show weight filter in issue board modal
  License plan check on namespaces
  Fix JS spec conflicts
  ES advanced search syntax is EES, not EEP
  ...