Merge "Upgrade futures-channel to 0.3.25" am: dad0c90955

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/futures-channel/+/2337751

Change-Id: I5b2c06cca19d996bba82b5f2c0d3b0693c61a1e6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>