Migrate to cargo_embargo. am: 865991ca32 am: fd9cad5c95 am: 74ba4b37eb

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/annotate-snippets/+/2796413

Change-Id: I56e747cbd9d23ef70dcf5371b5bd59a5bc1e79fd
Signed-off-by: Automerger Merge Worker <[email protected]>