chore(e2e): drop tray helper tweak outside PR3853 scope.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: yasserfaraazkhan

e2e/helpers/tray.ts

@@ -60,7 +60,7 @@ export async function showMainWindowIfHidden(app: ElectronApplication): Promise<
         const refs = (global as any).__e2eTestRefs;
         const mainWindow = refs?.MainWindow?.get?.();
         if (mainWindow && !mainWindow.isDestroyed() && !mainWindow.isVisible()) {
-            mainWindow.show();
+            refs?.MainWindow?.show?.();
         }
     }).catch(() => {});
 }