### Changes

**Update to Uvicorn 0.23.2** (2590d8a)

This release will update/upgrade from Uvicorn 0.22.0 to
[Uvicorn 0.23.2](https://github.com/encode/uvicorn/blob/HEAD/CHANGELOG.md).
This is a minor release to align with Uvicorn versioning.

[Changes](https://github.com/encode/uvicorn/compare/0.22.0...0.23.2)
to Uvicorn since 0.22.0 include:

- Drop support for Python 3.7
- Switch to a vendored copy of `asgiref.typing` at `uvicorn._types`
- Add a new option `--ws-max-queue`
- Make a small scope change in
  `uvicorn.middleware.proxy_headers.ProxyHeadersMiddleware`.

### Commits

- Bump version from 0.55.0 to 0.56.0 (4b92cef)
- Update to Uvicorn 0.23.2 (2590d8a)
- Update changelog for version 0.55.0 (#85) (62ec752)