v4l2: Use device name if device card name not available
v4l2: Use device name if device card name not available

If the device card name is not available at v4l2 info, use the device
name instead of leaving it blank

anselmolsm/camera-streaming-daemon,anselmolsm/camera-streaming-daemon,anselmolsm/camera-streaming-daemon,anselmolsm/camera-streaming-daemon