Updates jupyterhub chart to 4.1.0 (#484)

Co-authored-by: jacobtomlinson <1610850+jacobtomlinson@users.noreply.github.com>

Author: dask-bot

daskhub/Chart.yaml

@@ -3,11 +3,11 @@ name: daskhub
 icon: https://avatars3.githubusercontent.com/u/17131925?v=3&s=200
 version: 0.0.1-set.by.chartpress
 # appVersion is set to be a combination of the dependencies
-appVersion: "jh3.3.8-dg2024.1.0"
+appVersion: "jh4.1.0-dg2024.1.0"
 description: Multi-user JupyterHub and Dask deployment.
 dependencies:
   - name: jupyterhub
-    version: "3.3.8"
+    version: "4.1.0"
     repository: https://jupyterhub.github.io/helm-chart/
     import-values:
       - child: rbac