msm: vidc: Check presence of property before calling cx register

Check presence of cx-ipeak-data property before calling cx ipeak
register. cx-ipeak-driver module can be enabled for unusupported
targets as well.

Change-Id: Ieb9b3b1981a161244888c6500e472afc1ebce758
Signed-off-by: Abdulla Anam <abdullahanam@codeaurora.org>