drm/msm/sde: update writeback vbif based on hw version

Writeback is routed to different vbif based on hw version.
Currently writeback catalog is fixed to non realtime vbif.
Update catalog to map writeback vbif based on hw version.

CRs-Fixed: 2037879
Change-Id: I311ba6860f734688f5f5df01fb69d8c66e8a6ede
Signed-off-by: Alan Kwong <akwong@codeaurora.org>