message: storybook: update identity api mock
diff: @@ -22,6 +22,7 @@ builder.add(errorApiRef, new ErrorAlerter(alertApi, new ErrorApiForwarder()));
  builder.add(identityApiRef, {
  getUserId: () => 'guest',
  + getProfile: () => ({ email: 'guest@example.com' }),
  getIdToken: () => undefined,
  logout: async () => {},
  });
  