Merge "Migrate to cargo_embargo." into main am: 4f7172de65 am: 5ca6575857 am: ecc9d7e0eb

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ring/+/2841414

Change-Id: I7f7f4f0d5ba0c3d37233864dd7748ca191eb372d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>