Revert "HWC: Check for proper MDP version to enable C2D comp"

This reverts commit 88e2b9cef6827506467599995e921374ff334ee0.

Change-Id: I092b2c073280b52bd1280fbddbcc09a805800200

Conflicts:
	libhwcomposer/hwc.cpp
	libhwcomposer/hwc_utils.cpp
	libhwcomposer/hwc_utils.h