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

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

Change-Id: Ic38bb8aced2b69f1e11ae6d13b85dd7e177ae642
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>