Make async-stream-impl available to product and vendor am: 605b758dd6 am: 497fba26c0

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/async-stream-impl/+/2475714

Change-Id: I32f07089232ae54a331462ed3465b5530005c89e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>