Revert "msm: camera: Fix incorrect update in EEPROM packet parser"

This reverts commit fba22b35.
This change causes failure in acquiring eeprom as a result of
which camera fails to function as desired. Reverting the change
till a proper fix is provided for the same.

Change-Id: I0900e7209f9c7f97519cde7129df6ca894434d25
Signed-off-by: Karthik Anantha Ram <kartanan@codeaurora.org>