message: fix(accordion): fix isOpenChangeevent
diff: @@ -50,8 +50,8 @@ export class AccordionPanelComponent implements OnInit, OnDestroy {
  this.accordion.closeOtherPanels(this);
  }
  this._isOpen = value;
  - (async () => {
  - await Promise.resolve();
  + Promise.resolve(null)
  + .then(() => {
  this.isOpenChange.emit(value);
  });
  }
  