Add Rules Presentation from January 21, 2022 Meeting

[aj-stein-nist]

Committer Notes

As part of feedback from today's model meeting re #1058 and previous conversation in Gitter, it would be helpful to publish the PDF of this slide deck to solicit feedback from the larger audience around use cases.

All Submissions:

• Have you selected the correct base branch per Contributing guidance?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• Have you squashed any non-relevant commits and commit messages? [instructions]
• Do all automated CI/CD checks pass?

Changes to Core Features:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you updated all OSCAL website and readme documentation affected by the changes you made? Changes to the OSCAL website can be made in the docs/content directory of your branch.
• Have you written new tests for your core changes, as applicable?
• Have you included examples of how to use your new feature(s)?

[david-waltermire]

Looks good. Thanks!