msm: camera: icp: Add check for number of IN/OUT entries

There is a limit on the number of IN/OUT entries that comes
with the packet that is received by the ICP. Add checks to
validate that the packet is with proper configuration.

Change-Id: If4680a577f05016cc392de4abf70bbefe51cdab0
Signed-off-by: Abhilash Kumar <krabhi@codeaurora.org>