Update README.md in docker/nvidia
Update README.md in docker/nvidia

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