sdm: Remove DRM plane SSPP_LAYOUT property

-Kernel can internally offset planes that needs
 to be staged on the RIGHT by reducing their
 respective DEST_X coordinate by ½ of the CRTC
 mode width.
-This will avoid user-space to need to tag each
 planes with SSPP_LAYOUT.

CRs-Fixed: 2672252
Change-Id: I5d73cdf9a7ae5919d6e7bc388a6a376b7b98025a
6 files changed