Merge "Rust protobuf 2->3: Update build system" into udc-dev-plus-aosp am: f7235c9d

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/soong/+/25281029



Change-Id: I4b79333427d874a56f8c555735f6da8a2ca504e5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>