Migrate to cargo_embargo. am: 0ee068ce96 am: 9104736c3b am: d2c4707581

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/hashlink/+/2826414

Change-Id: I0b484c0bde2d4045f9a58cab28dcb835cbe57378
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>