Merge "Enable target features for riscv64 Rust builds" into main am:...

Merge "Enable target features for riscv64 Rust builds" into main am: 2e3f8e6b am: ec8bdaef am: 6653797f

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2750768



Change-Id: I6f50034f3817c7d6d63283c7d08704f42970a84c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>