[9.2] [Discover][Unified Tabs] Rename "Tabs bar menu" to "Tabs menu" (#243332) (#243879)

# Backport

This will backport the following commits from `main` to `9.2`:
- [[Discover][Unified Tabs] Rename "Tabs bar menu" to "Tabs menu"
(#243332)](#243332)

<!--- Backport version: 9.6.6 -->

### Questions ?
Please refer to the [Backport tool
documentation](https://github.com/sorenlouv/backport)

<!--BACKPORT [{"author":{"name":"Ania
Kowalska","email":"[email protected]"},"sourceCommit":{"committedDate":"2025-11-21T17:13:53Z","message":"[Discover][Unified
Tabs] Rename \"Tabs bar menu\" to \"Tabs menu\"
(#243332)","sha":"c620d1103cc6a1d56e192e6c8b54990327607aab","branchLabelMapping":{"^v9.3.0$":"main","^v(\\d+).(\\d+).\\d+$":"$1.$2"}},"sourcePullRequest":{"labels":["Feature:Discover","release_note:skip","Team:DataDiscovery","backport:version","v9.2.0","v9.3.0","Feature:DiscoverTabs"],"title":"[Discover][Unified
Tabs] Rename \"Tabs bar menu\" to \"Tabs
menu\"","number":243332,"url":"https://github.com/elastic/kibana/pull/243332","mergeCommit":{"message":"[Discover][Unified
Tabs] Rename \"Tabs bar menu\" to \"Tabs menu\"
(#243332)","sha":"c620d1103cc6a1d56e192e6c8b54990327607aab"}},"sourceBranch":"main","suggestedTargetBranches":["9.2"],"targetPullRequestStates":[{"branch":"9.2","label":"v9.2.0","branchLabelMappingKey":"^v(\\d+).(\\d+).\\d+$","isSourceBranch":false,"state":"NOT_CREATED"},{"branch":"main","label":"v9.3.0","branchLabelMappingKey":"^v9.3.0$","isSourceBranch":true,"state":"MERGED","url":"https://github.com/elastic/kibana/pull/243332","number":243332,"mergeCommit":{"message":"[Discover][Unified
Tabs] Rename \"Tabs bar menu\" to \"Tabs menu\"
(#243332)","sha":"c620d1103cc6a1d56e192e6c8b54990327607aab"}}]}]
BACKPORT-->

Co-authored-by: Ania Kowalska <[email protected]>

Author: kibanamachine

src/platform/packages/shared/kbn-unified-tabs/src/components/tabs_bar_menu/tabs_bar_menu.tsx

@@ -80,7 +80,7 @@ export const TabsBarMenu: React.FC<TabsBarMenuProps> = React.memo(
     const contextMenuPopoverId = useGeneratedHtmlId();
 
     const menuButtonLabel = i18n.translate('unifiedTabs.tabsBarMenu.tabsBarMenuButton', {
-      defaultMessage: 'Tabs bar menu',
+      defaultMessage: 'Tabs menu',
     });
 
     const closePopover = useCallback(() => {