Bump jupyterhub in /classical-ml in the classical-ml group

Bumps the classical-ml group in /classical-ml with 1 update: [jupyterhub](https://github.com/jupyterhub/jupyterhub).


Updates `jupyterhub` from 5.1.0 to 5.2.0
- [Changelog](https://github.com/jupyterhub/jupyterhub/blob/main/RELEASE.md)
- [Commits](jupyterhub/jupyterhub@5.1.0...5.2.0)

---
updated-dependencies:
- dependency-name: jupyterhub
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: classical-ml
...

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

Author: dependabot[bot]

classical-ml/jupyter-requirements.txt

@@ -1,4 +1,4 @@
 jupyterlab==4.2.5
-jupyterhub==5.1.0
+jupyterhub==5.2.0
 notebook==7.2.2
 jupyter-server-proxy>=4.1.2