drm:msm:dsi reject commit if seemless comes with active changed

Reject composition if any seemless transition such as VRR, dynclk
is requested during power on/off commits.

Change-Id: I731bfc06b3bd1e7ae920c12cbc68f95f5cc01687
Signed-off-by: Kalyan Thota <kalyant@codeaurora.org>