Migrate to cargo_embargo. am: 97bf312e35 am: 8a2cfe9363

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/ciborium-io/+/2824416

Change-Id: Iee7e02a6e846797e44dc5d9818c52ded231bc080
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>