drm/msm/sde: expose secure-ui blocked SSPP to user-mode

Currently, the secure-ui allowed SSPP are exposed through
the plane capability. Expose the secure-ui blocked sspp
instead, and modify the other catalog entries and validations
based on it.

Change-Id: Ic1bdd9c638adc1476554e04cbe069ff14b691ad2
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>