docs: public void stopStanzaAndPEPListeners() {
          PepManager.getInstanceFor(connection()).removePepListener(deviceListUpdateListener);
          connection().removeAsyncStanzaListener(internalOmemoMessageStanzaListener);
          CarbonManager.getInstanceFor(connection()).removeCarbonCopyReceivedListener(internalOmemoCarbonCopyListener);
      }