defconfig: enable FastCVP driver for sdmsteppe

Enable FastCVP driver, which exposes APIs to
video driver to share HFI command queue address to CDSP and
handle errors to exit gracefully in case video and
cdsp subsystems restart.

Change-Id: I08ad547b6226206393da52d32bd342fd2aca8736
Signed-off-by: abhikran <abhikran@codeaurora.org>