Use Sidebar as the name for the rails navigation (#30301)

GitOrigin-RevId: a24f8822f3208a2c1dedb6d424cf243fc3409ed1

services/web/frontend/extracted-translations.json

@@ -622,7 +622,6 @@
   "file_size": "",
   "file_tree": "",
   "files_cannot_include_invalid_characters": "",
-  "files_collaboration_integrations": "",
   "files_selected": "",
   "filter_projects": "",
   "find": "",
@@ -1677,6 +1676,7 @@
   "showing_x_out_of_n_users": "",
   "showing_x_results": "",
   "showing_x_results_of_total": "",
+  "sidebar": "",
   "sign_up": "",
   "simple_search_mode": "",
   "simplified_working_starts_here": "",

services/web/frontend/js/features/ide-redesign/components/rail/rail.tsx

@@ -233,7 +233,7 @@ export const RailLayout = () => {
           Therefore, we nest them: the parent <nav> is the landmark, and its child gets the "role="tablist"". */}
       <nav
         className={classNames('ide-rail', { hidden: isHistoryView })}
-        aria-label={t('files_collaboration_integrations')}
+        aria-label={t('sidebar')}
       >
         <Nav activeKey={selectedTab} className="ide-rail-tabs-nav">
           <div className="ide-rail-tabs-wrapper" ref={tabWrapperRef}>

services/web/locales/en.json

@@ -2150,6 +2150,7 @@
   "showing_x_out_of_n_users": "Showing __x__ out of __n__ users",
   "showing_x_results": "Showing __x__ results",
   "showing_x_results_of_total": "Showing __x__ results of __total__",
+  "sidebar": "Sidebar",
   "sign_up": "Sign up",
   "sign_up_for_free": "Sign up for free",
   "sign_up_for_free_account": "Sign up for a free account and receive regular updates",