Brevo Ecommerce API Integration

At the moment WP Fusion’s Brevo integration supports the original Deals API for orders: https://wpfusion.com/documentation/ecommerce-tracking/brevo-enhanced-ecommerce/ Update the integration to allow supporting creating orders via Brevo Ecommerce (https://www.brevo.com/features/ecommerce/ and https://developers.brevo.com/docs/add-the-ecommerce-app), either in addition to or as an alternative to Deals.