Migrate to cargo_embargo. am: 858d3628e7 am: 6b1d301f10

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/shared_library/+/2832819

Change-Id: I36bbd24fb6fb832cfef7dc13a24bdf7c49a77c81
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>