msm: camera2: cpp: Use firmware version specific offsets

The firmware version can be used to determine different
offsets to be used for payload updates. This helps in
unifying the code needed for same functionaliy in
different firmware versions.

Change-Id: Icdd0d7c054f87ddcd66c109f1356733faf4e05fe
Signed-off-by: Rajakumar Govindaram <rajakuma@codeaurora.org>