Merge "Upgrade futures-macro to 0.3.25" am: d8460a116a

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/futures-macro/+/2338045

Change-Id: I31a09e648cc290a07a99f235ac38ce45c90abcc8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>