Bump markdown from 3.10 to 3.10.2

Bumps [markdown](https://github.com/Python-Markdown/markdown) from 3.10 to 3.10.2.
- [Release notes](https://github.com/Python-Markdown/markdown/releases)
- [Changelog](https://github.com/Python-Markdown/markdown/blob/master/docs/changelog.md)
- [Commits](Python-Markdown/markdown@3.10.0...3.10.2)

---
updated-dependencies:
- dependency-name: markdown
  dependency-version: 3.10.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,5 +1,5 @@
 Jinja2==3.1.6
-Markdown==3.10
+Markdown==3.10.2
 Pelican[markdown]==4.11.0
 pelican-linkclass==2.1.6
 pelican-liquid-tags==1.0.4