Merge "Set crate_root rather than srcs." into main am: c5685f119b am: c4c9110997

Original change: https://android-review.googlesource.com/c/platform/development/+/3093862

Change-Id: I4f183d66bc1328159e0293f245e7b4ab29555553
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>