Bump markdown-it-py from 0.5.8 to 2.2.0

Bumps [markdown-it-py](https://github.com/executablebooks/markdown-it-py) from 0.5.8 to 2.2.0.
- [Release notes](https://github.com/executablebooks/markdown-it-py/releases)
- [Changelog](https://github.com/executablebooks/markdown-it-py/blob/master/CHANGELOG.md)
- [Commits](executablebooks/markdown-it-py@v0.5.8...v2.2.0)

---
updated-dependencies:
- dependency-name: markdown-it-py
  dependency-type: direct:development
...

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

requirements.dev.txt

@@ -84,7 +84,7 @@ jupyterlab-pygments==0.2.2
 jupyterlab-server==2.24.0
 jupyterlab-widgets==3.0.9
 kiwisolver==1.4.5
-markdown-it-py==0.5.8
+markdown-it-py==2.2.0
 markupsafe==2.1.3
 matplotlib==3.6.3
 matplotlib-inline==0.1.6