Bump mistune from 3.1.4 to 3.2.0

Bumps [mistune](https://github.com/lepture/mistune) from 3.1.4 to 3.2.0.
- [Release notes](https://github.com/lepture/mistune/releases)
- [Changelog](https://github.com/lepture/mistune/blob/main/docs/changes.rst)
- [Commits](https://github.com/lepture/mistune/compare/v3.1.4...v3.2.0)

---
updated-dependencies:
- dependency-name: mistune
  dependency-version: 3.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements-dev.txt

@@ -26,7 +26,7 @@ autopep8==2.3.2
 pre-commit==4.5.1
 
 # HTML changelogs
-mistune==3.1.4
+mistune==3.2.0
 
 # Packaging
 # We only need py2exe on windows.