Bump mistune from 3.2.0 to 3.2.1 (#84)

Bumps [mistune](https://github.com/lepture/mistune) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/lepture/mistune/releases)
- [Changelog](https://github.com/lepture/mistune/blob/main/docs/changes.rst)
- [Commits](lepture/mistune@v3.2.0...v3.2.1)

---
updated-dependencies:
- dependency-name: mistune
  dependency-version: 3.2.1
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -45,7 +45,7 @@ jupyter_core==5.9.1
 jupyterlab_pygments==0.3.0
 MarkupSafe==3.0.3
 matplotlib-inline==0.2.1
-mistune==3.2.0
+mistune==3.2.1
 nbclient==0.10.4
 nbconvert==7.17.1
 nbformat==5.10.4