msm: mdss: Restore assertive display calibration parameters on resume

Reload assertive display (AD) initialization, configuration, and input
data, when the post processing feature is resumed. Currently only
maintaining state of AD.

Change-Id: I66741626c5540942058a49e1f6dea8e1a4d9daa9
Signed-off-by: Carl Vanderlip <carlv@codeaurora.org>