#2566 Upgrade Jupyterhub ssh image

[arjxn-py]

Fixes #2566

Upgrades Jupyterhub ssh to latest available image

What does this implement/fix?

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• Non-breaking change which fixes an issue
• New feature (non-breaking change which adds a feature)
• Breaking change (fix or feature that would cause existing features not to work as expected)
• Documentation Update
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no API changes)
• Build related changes
• Other (please describe):

Testing

• Did you test the pull request locally?
• Did you add new tests?

Any other comments?

N/A

[marcelovilla]

Thanks for your contribution @arjxn-py !