Add cc_defaults as wrapper for graphics composer/common AIDL

interfaces.

- Add new Android.bp in graphics folder and wrap composer and common
  AIDL in to separate cc_defaults.
- remove composer3 dependency from allocator's VTS .bp file.

Bug: 243429120
Test: builds
Change-Id: Ia91e4ab87b7ac86248094317185b317d5604e654