fix: add crossOrigin anonymous

[agiannelli-auth0]

Description

Adds script.crossOrigin = 'anonymous'; to ensure errors are raised up properly.

Testing

ensure local mint dev runs as expected

Checklist

• I've read and followed CONTRIBUTING.md.
• I've tested the site build for this change locally.
• I've made appropriate docs updates for any code or config changes.
• I've coordinated with the Product Docs and/or Docs Management team about non-trivial changes.