added the drt.json configuration file to setup

This is data file used by the drt script to determine what's attached to
the bus
updated the drt file with the Olympus version

Somehow the drt script got messed up when it was added to Nysa. I copied
the Olympus version and have verified the drt correctly interprets the
DRT
simulated host is not as easy to use as normal host

It is still usable right now and can be used to debug the I2S problem
but needs to be reworked to before it is suitable for distribution