drm/msm/sde: update client rsc state for multi display

A primary command mode panel should request for CMD state
and all other displays including secondary command mode
panel should request for VID state when encoder is enabled.
This patch updates the rsc client state accordingly.

Change-Id: Iaf1130377404c6a1cc12effc7fb31b1f84e927ed
Signed-off-by: Dhaval Patel <pdhaval@codeaurora.org>