Automatic merge of gitlab-org/gitlab master

.haml-lint.yml

...design_management/components/design_notes/design_note.vue

app/assets/javascripts/diffs/components/diff_discussions.vue

...ssets/javascripts/diffs/components/image_diff_overlay.vue

...ts/javascripts/diffs/components/inline_diff_table_row.vue

.../javascripts/diffs/components/parallel_diff_table_row.vue

app/assets/javascripts/emoji/components/picker.vue

...ipts/error_tracking/components/error_tracking_actions.vue

.../javascripts/ide/components/jobs/detail/scroll_button.vue

...ascripts/search/topbar/components/searchable_dropdown.vue

...widget/components/deployment/deployment_action_button.vue

...assets/javascripts/vue_shared/components/help_popover.vue

...ue_shared/components/rich_content_editor/toolbar_item.vue

app/models/concerns/issuable.rb

app/models/concerns/milestoneable.rb

app/services/issuable/bulk_update_service.rb

app/views/layouts/_flash.html.haml

app/views/shared/blob/_markdown_buttons.html.haml

changelogs/unreleased/21068-optimize-issueable-updates.yml

...nreleased/cngo-add-aria-labels-to-icon-only-buttons-3.yml