msm: rotator: Add pseudo-planar 422 H1V2 dst format for MDP4

Rotator outputs pseudo-planar 422 H1V2 for interleaved inputs
on 90 degree rotation.Add changes to support MDP_Y_CRCB_H1V2,
MDP_Y_CBCR_H1V2 in MDP4.

CRs-Fixed: 371303
Change-Id: Ibd1cb9803b8cf8bede28bc1d9830320dd505f5be
Signed-off-by: Mayank Goyal <goyalm@codeaurora.org>

Conflicts:
	drivers/char/msm_rotator.c