Indicates if user is authorized to modify specific supplier.
For global supplier: 'EcommerceGlobalModify' permission is checked.
For site-specific supplier: 'EcommerceModify' OR 'ModifySuppliers' permission is checked.
Namespace:CMS.Ecommerce Assembly: CMS.Ecommerce (in CMS.Ecommerce.dll) Version: 8.2.23