[BUG] - Argo Workflows tab shows up in JupyterHub even when Argo Workflows is disabled

[Adam-D-Lewis]

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Describe the bug

Argo Workflows tab shows up in JupyterHub when Argo Workflows is disabled

# nebari-config.yaml
...
argo_workflows:
  enabled: false

but you still see a tab for it in Jupyterhub

Expected behavior

No tab when argo workflows is disabled or a page saying "Argo Workflows is disabled. Contact your admin to enable it."

OS and architecture in which you are running Nebari

N/A

How to Reproduce the problem?

see above

Command output

No response

Versions and dependencies used.

No response

Compute environment

None

Integrations

No response

Anything else?

No response