message: keep previous uuid when device disconnects
diff: @@ -382,9 +382,6 @@ void DeviceImpl::set_disconnected()
  _on_timeout_callback();
  }
  _parent->notify_on_timeout(_target_uuid);
  -
  - // Let's reset the flag hope again for the next time we see this target.
  - _target_uuid_initialized = 0;
  }
  uint64_t DeviceImpl::get_target_uuid() const
  