Moves Official to DAGWorks for contrib/hub

[skrawcz]

Because that's who is maintaining it.

I also tacked on refactoring the python hub docs
code into jinja2 to enable more easily having
conditional logic that is easier to maintain.

Changes

How I tested this

Notes

Checklist

• PR has an informative and human-readable title (this will be pulled into the release notes)
• Changes are limited to a single goal (no scope creep)
• Code passed the pre-commit check & code is left cleaner/nicer than when first encountered.
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future TODOs are captured in comments
• Project documentation has been updated if adding/changing functionality.

[skrawcz]

Not sure what pre-commit is complaining about:

black....................................................................Passed
trim trailing whitespace.................................................Passed
fix end of files.........................................................Passed
fix requirements.txt.....................................................Passed
check python ast.........................................................Passed
isort....................................................................Passed
flake8...................................................................Passed```