core-2.3.0

@cmsgov/design-system

🚀 Added

• Add draft <UsaBanner> component (#874)

🛠 Fixed

• List core-js as a dependency (#913)
• Bump dependencies to fix misc security alerts

@cmsgov/design-system-scripts

💅 Changed

• Update cli.js to accept 'rootPath' parameter for the 'build-docs' function (#912)
• Removed core-js dependency into design-system package (#913)