Use pw_system:async
In order to make this switch, the work_queue dependency has to be
shrunk to just a RunOnce API, as this is what pw_system:async offers.
Change-Id: Id239acbce5f60f14080bd62bc657b8b0ce4fbc05
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/showcase/rp2/+/220177
Presubmit-Verified: CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keir Mierle <keir@google.com>
Reviewed-by: Wyatt Hepler <hepler@google.com>
Reviewed-by: Aaron Green <aarongreen@google.com>
Commit-Queue: Taylor Cramer <cramertj@google.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
26 files changed