hwc2: Extend GetClientTargetSupport API

- Refactor the utility to retrieve csc from android_data_space_t
- Add RGB1010102 as supported client-target, except BT2020
  standard
- Mark layers for GPU composition when client-target is
  RGB1010102.

Change-Id: I3e4b32893cf2e349500bbae3e4fda7f6369209ff
Crs-fixed: 2078101
3 files changed