Bump markdown2 from 2.5.2 to 2.5.3 (#4775)

Bumps [markdown2](https://github.com/trentm/python-markdown2) from 2.5.2 to 2.5.3.
- [Changelog](https://github.com/trentm/python-markdown2/blob/master/CHANGES.md)
- [Commits](https://github.com/trentm/python-markdown2/compare/2.5.2...2.5.3)

---
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

@@ -12,7 +12,7 @@ libmozdata==0.2.9
 llama-cpp-python==0.3.6
 lmdb==1.5.1
 lxml-html-clean==0.4.1
-markdown2==2.5.2
+markdown2==2.5.3
 matplotlib==3.9.3
 mercurial==6.9
 microannotate==0.0.24