Merge "Migrate to cargo_embargo." into main am: 4f7172de65 am: f622a66b55

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

Change-Id: I5254c1893bfd87e5962fee2f5b3b97891bce1358
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>