build(deps): Bump markdown from 3.4.4 to 3.5 in /docs

Bumps [markdown](https://github.com/Python-Markdown/markdown) from 3.4.4 to 3.5.
- [Changelog](https://github.com/Python-Markdown/markdown/blob/master/docs/changelog.md)
- [Commits](Python-Markdown/markdown@3.4.4...3.5)

---
updated-dependencies:
- dependency-name: markdown
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

docs/requirements.txt

@@ -1,5 +1,5 @@
 jinja2==3.1.2
-markdown==3.4.4
+markdown==3.5
 mkdocs==1.5.3
 readthedocs-sphinx-search==0.3.1
 sphinx==7.2.6