fix: React admin icon imports and mount point rendering
- Fix all @wordpress/icons imports - use build/ paths and call as functions
- Update all admin pages to render React mount points
- Components fixed: VariationPricingTable, NotificationLog, GlobalSettings,
FormFieldOptions, OrderDetail, OrderListItem, OrderList, FormCanvas,
AnalyticsDashboard, FormField, Products
- Admin pages updated: Order.php, Customer.php, Coupon.php, License.php,
Product.php, Access.php, Form.php
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
ab69d03f78