[v9.3.x] Command Palette: Correctly clear button styles when changing theme (#60517)

Command Palette: Correctly clear button styles when changing theme (#60511)

add topnav feature toggle to new theme created when using 'c t'

(cherry picked from commit bc3d1fdd2a)

Co-authored-by: Ashley Harrison <ashley.harrison@grafana.com>

public/app/core/services/theme.ts

@@ -13,6 +13,8 @@ export async function changeTheme(mode: 'dark' | 'light', runtimeOnly?: boolean)
       mode: mode,
     },
   });
+  // Special feature toggle that impact theme/component looks
+  newTheme.flags.topnav = config.featureToggles.topnav;
 
   appEvents.publish(new ThemeChangedEvent(newTheme));
   config.theme2.isDark = newTheme.isDark;