Merge branch 'fix-53298' into 'master'

Fix #53298 JupyterHub restarts should work without errors

Closes #53298

See merge request gitlab-org/gitlab-ce!22671

changelogs/unreleased/fix-53298.yml

+---
+title: 'Fix #53298: JupyterHub restarts should work without errors'
+merge_request: 22671
+author: Amit Rathi
+type: fixed

vendor/jupyter/values.yaml

@@ -16,7 +16,7 @@ singleuser:
   lifecycleHooks:
     postStart:
       exec:
-        command: ["git", "clone", "https://gitlab.com/gitlab-org/nurtch-demo.git", "DevOps-Runbook-Demo"]
+        command: ["sh", "-c", "git clone https://gitlab.com/gitlab-org/nurtch-demo.git DevOps-Runbook-Demo || true"]
 
 ingress:
  enabled: true