Migrate to cargo_embargo. am: 8d5dcb1f6d am: 30626cb4e0 am: 1f43ad5d03

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/vmm-sys-util/+/2838276

Change-Id: I295d4723b30fb99de4f9054a854652fc336f7d2a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>