initial documentation update for running via cesm

[TeaganKing]

Description of changes:

This PR will include documentation for running CUPiD via the CESM workflow.

All PRs Checklist:

• [x] Have you followed the guidelines in our Contributor's Guide?
• [x] Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• [x] Have you made sure that the pre-commit checks passed (#8 in Adding Notebooks Guide)?
• [x] Have you successfully tested your changes locally?

[TeaganKing]