drm/msm/dpu: remove cdm block support from resource manager

Support for CDM block is not present in DPU. Remove CDM
handlers from resource manager.

changes in v4:
	- Introduced in the series
changes in v5:
	- Remove catalog references to CDM (Sean)

Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>