Upgrade tokio-stream to 0.1.12

This project was upgraded with external_updater.
Usage: tools/external_updater/updater.sh update rust/crates/tokio-stream
For more info, check https://cs.android.com/android/platform/superproject/+/master:tools/external_updater/README.md

Test: TreeHugger
Change-Id: I7a8393fe09a15ef4e6490ad01d772494a1a6e1b9
16 files changed