remoteOtherBusy method
Implementation
Future<void> remoteOtherBusy(String callMode, String userJid, String callType,
String callAction) async {
// this.callMode(callMode);
//remove the user from the list and update ui
// users.remove(userJid);//out going call view
remoteBusy(callMode, userJid, callType, callAction);
}