Fix bug in BVH constructor (invalid access to device data)
Fix bug in BVH constructor (invalid access to device data)

ORNL-CEES/DataTransferKit,dalg24/DataTransferKit,dalg24/DataTransferKit,ORNL-CEES/DataTransferKit,Rombur/DataTransferKit,ORNL-CEES/DataTransferKit,dalg24/DataTransferKit,dalg24/DataTransferKit,Rombur/DataTransferKit,Rombur/DataTransferKit,Rombur/DataTransferKit,ORNL-CEES/DataTransferKit