Migrate to cargo_embargo. am: 1595383a9e am: b46f0277a6 am: 563dd8196e

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/linked-hash-map/+/2822527

Change-Id: Iefe91ef9bd95d84701b27525847e25453e6dece1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>