Log Message:
py-asgiref: updated to 3.8.1

3.8.1 (2024-03-22)
------------------

* Fixes a regression in 3.8.0 affecting nested task cancellation inside
  sync_to_async.

3.8.0 (2024-03-20)
------------------

* Adds support for Python 3.12.

* Drops support for (end-of-life) Python 3.7.

* Fixes task cancellation propagation to subtasks when using synchronous Django
  middleware.

* Allows nesting ``sync_to_async`` via ``asyncio.wait_for``.

* Corrects WSGI adapter handling of root path.

* Handles case where `"client"` is ``None`` in WsgiToAsgi adapter.