reject method
Implementation
@override
Future<void> reject({required int id, required ReownSignError reason}) async {
  try {
    return await engine.rejectSession(id: id, reason: reason);
  } catch (e) {
    rethrow;
  }
}@override
Future<void> reject({required int id, required ReownSignError reason}) async {
  try {
    return await engine.rejectSession(id: id, reason: reason);
  } catch (e) {
    rethrow;
  }
}