iterate the design scan

[gbinal]

Following up on the great work of #1790, we should iterate that scan.

• [hold] need to think about how, but let's add the uswds css library somehow.
• more from research a design scan #1780
  • yes to frameworks
  • yes to adding in component libraries. try to include radix.

[akuny]

The scope of the design/tooling scan was expanded by way of this PR: GSA/site-scanning-engine#514

[gbinal]

awesome work. looks great.