Summary of Changes

Removes duplicate docs/.readthedocs.yaml file since the ReadTheDocs build is using the config file at project root

Test Summary (if applicable)

make docs

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.