msm: camera: isp: Correct the bitmask for packet header

Bitmask for printing the CSI short packet and CPHY packet is
configured wrong.
Change the bitmask to print the correct values.

CRs-Fixed: 2672724
Change-Id: I716ea7f6e1dacc9669498d01550009a290374237
Signed-off-by: Gaurav Jindal <gjindal@codeaurora.org>