USWDS-Compile - Feature: Set USWDS 3 as the default

[mejiaj]

Is your feature request related to a problem? Please describe.

Currently USWDS 2 is the default, we should change that to 3 as it's not the main supported version.

Describe the solution you'd like

Update to @uswds/uswds to latest 3.3.0.

Describe alternatives you've considered

No response

Additional context

No response

Code of Conduct

• I agree to follow this project's Code of Conduct.
• I checked the current issues for duplicate feature requests.