message: videoio(openni2): fix CV_CAP_PROP_OPENNI2_SYNC property
diff: @@ -490,6 +490,7 @@ double CvCapture_OpenNI2::getCommonProperty( int propIdx ) const
  break;
  case CV_CAP_PROP_OPENNI2_SYNC :
  propValue = const_cast<CvCapture_OpenNI2 *>(this)->device.getDepthColorSyncEnabled();
  + break;
  case CV_CAP_PROP_OPENNI2_MIRROR:
  {
  bool isMirroring = false;
  