ARM: dts: msm: Remove pmic gpio enable from camera platfomrs for Kona

TOF sensor is using pmic gpio as a vdig power supply and it is requested
as a part of regulator_enable() api, so removing pmic gpio entry from
image sensor property.

Change-Id: I3d13e6e58f5d3304d8c00542af0588af80c185a6
Signed-off-by: Jigarkumar Zala <jzala@codeaurora.org>