msm: camera: Apply power settings from userspace

Parse and apply power settings received from
user space for Actuator and OIS devices.
In the absence of power settings from user space,
default power settings will be used.

Change-Id: I46925e43cba279eed690a876ccba54aef28cd4bf
Signed-off-by: Sureshnaidu Laveti <lsuresh@codeaurora.org>