text: Title: [DOC] PyPI page has no project description
  Body: # Brief Description of Fix
  
  The PyPI page for `pyjanitor` has no project description. I'm not sure if it previously did, and was lost in a recent version update. I'm not sure how to fix it, but I assume it's something that @ericmjl would be able to change. 
  
  # Relevant Context
  - [Link to PyPI page](https://pypi.org/project/pyjanitor/)
  