Merge "Implement rust_aconfig_library" into main am: 1988ccf5bf am: 5e4815a868 am: 03b9f90371 am: 0f5ee0362a

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2690646

Change-Id: I7cdcc028b24e47f0873eab3bb9dfa56c52db0fe5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>