Merge "[Ravenwood] Cleanup RATR implementation and project structure" into main am: 62caa8ac61 am: db121ac5c2

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3315220

Change-Id: Iec39622568ec9dee2d462e6d06bc5aabd06706c1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>