msm: vidc: print message as kernel info instead of error

both decoder and encoder uses same driver structure and
720p/1080p core base addresses, so the below log message
is not an error message. hence making it as kernel info
meesage intead of error message.
Log message: Device config mismatch

CRs-fixed: 316470
Change-Id: Ib0f070eb44217961639d8326409f18f8a3600f19
Signed-off-by: Maheshwar Ajja <majja@codeaurora.org>