Migrate to cargo_embargo. am: 76354bffe6 am: 6b951cd36a am: 121f654a75

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/oorandom/+/2822778

Change-Id: I30c42647b017f97d25876f1dfdceb312c194a482
Signed-off-by: Automerger Merge Worker <[email protected]>