Bump markdown2 from 2.4.12 to 2.4.13 (#626)

Bumps [markdown2](https://github.com/trentm/python-markdown2) from 2.4.12 to 2.4.13.
- [Changelog](https://github.com/trentm/python-markdown2/blob/master/CHANGES.md)
- [Commits](trentm/python-markdown2@2.4.12...2.4.13)

---
updated-dependencies:
- dependency-name: markdown2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -46,7 +46,7 @@ markdown==3.5.2
     #   pymdown-extensions
 markdown-it-py==3.0.0
     # via rich
-markdown2==2.4.12
+markdown2==2.4.13
     # via render-engine (pyproject.toml)
 markupsafe==2.1.5
     # via