sdm: Add DRC support for WFD

1. Configure WB based on output buffer resolution.
2. Create new WB mode based on output buffer resolution and add it to
   the mode list.
3. Inform WB driver about the list of modes to be supported using
   DRM_IOCTL_SDE_WB_CONFIG ioctl.

Change-Id: Id25c414c252a6d7f4ac95141db3d0685db7262c6
CRs-Fixed: 2103566
11 files changed