Merge "leaudio: Fix getting first device."

}

LeAudioDevice* LeAudioDeviceGroup::GetFirstDevice(void) {

  auto d = leAudioDevices_.front();

  if (d.expired()) return nullptr;

  auto iter = std::find_if(leAudioDevices_.begin(), leAudioDevices_.end(),

                           [](auto& iter) { return !iter.expired(); });

  if (iter == leAudioDevices_.end()) return nullptr;

  return (d.lock()).get();

  return (iter->lock()).get();

}

LeAudioDevice* LeAudioDeviceGroup::GetFirstDeviceWithActiveContext(