msm: 8960: pmic: Update Lookup table entry for LPG

There is a bug in LPG module that results in incorrect
behavior of pattern when LUT index 0 is used. So effectively
there are 63 usable LUT entries. Do not use the existing 0th
LUT entry.

Change-Id: Icf3f7534e1138661a0248ce3c57b4d30aa9240f2
Signed-off-by: Jay Chokshi <jchokshi@codeaurora.org>