ASoC: SOF: amd: add revision check for sending sha dma completion command

ACP driver should send SHA DMA completion command to PSP module for RN
platform only.
Add a revision check for RN platform.

Signed-off-by: Mastan Katragadda <Mastan.Katragadda@amd.com>
Link: https://lore.kernel.org/r/20230630070544.2167421-1-Mastan.Katragadda@amd.com


Signed-off-by: Mark Brown <broonie@kernel.org>