Update Android.bp by running cargo_embargo am: 9722c75528

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/futures-macro/+/3208711

Change-Id: I86ab806aa97885941eee64e0121422602a13952c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>