Summary of Changes

• Remove additional build formats beyond html for docs
• Remove favicon.ico as it's the old Allen AI logo from the template. We should replace this with a new logo whenever that's created.

Test Summary (if applicable)

cd docs && make html

Merge Checklist

• I've run make precommit and confirmed it passes with no errors
• I've read and followed all steps in the Making a pull request
  section of the CONTRIBUTING docs.
• I've made any necessary documentation updates
• (If adding new functionality) I've added unit tests to cover the changes
• (If adding new functionality) I've tried out the Metroscore SDK on a new jupyter notebook and confirmed it works as expected.
• I've updated CHANGELOG.md to include my changes.