Merge "rust: properly handle async->async handles" into main am: ac728795 am: 90946c74

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/3095299



Change-Id: I6b2b5e5afb484f7416c2042b0b7e735dd940f1f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>