code: public void unRegisterActivitDestroyedEvent(IActivityDestroyedCallback callback) {
          HMSAgentLog.d("unRegisterOnDestroyed:" + StrUtils.objDesc(callback));
          destroyedCallbacks.remove(callback);
      }
docs: 反注册activity onDestroyed 事件回调 | unregistration Activity ondestroyed Event Callback
  @param callback 已经注册的 activity onDestroyed事件回调 | Registered Activity ondestroyed Event callback