Log Message:
py-xml2rfc: updated to 3.22.0

v3.22.0 - 2024-07-02

New Features

- Use fonts from xml2rfc-fonts
- Remove dependency on six

Bug Fixes

- Use correct list style for upper case roman

Build System

- Update CodeQL Action to v2

Documentation Changes

- update CHANGELOG.md + py file versions for v3.21.0 [skip ci]