Merge branch 'cngo-add-aria-labels-to-icon-only-buttons' into 'master'

...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

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

...ripts/analytics/productivity_analytics/components/app.vue

...ascripts/dependencies/components/dependencies_actions.vue

...s/javascripts/related_items_tree/components/tree_item.vue

...omponents/__snapshots__/dependencies_actions_spec.js.snap

spec/frontend/vue_shared/components/help_popover_spec.js