Migrate to cargo_embargo. am: 1595383a9e am: 49612e1421

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

Change-Id: I26b43143047f51808328bebf81c13d8187d765f7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>