Migrate to cargo_embargo. am: e90c88724d am: b3ae2c0322 am: b17e65a150

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/fallible-streaming-iterator/+/2824660

Change-Id: I85394aa21b1cd78db2560048a056cc853487e147
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>