Bump jupyterhub from 5.1.0 to 5.2.0 in /classical-ml in the classical-ml group (#442)

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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