- Restored test_exportar_ventas_para_tryton.py with full parameter validation for client.call (method, context, sale fields, lines) - Fixed TrytonSale.build_tryton_comment referencing self.catalog_sale (nonexistent) instead of self.sale.description
- Restored test_exportar_ventas_para_tryton.py with full parameter validation for client.call (method, context, sale fields, lines) - Fixed TrytonSale.build_tryton_comment referencing self.catalog_sale (nonexistent) instead of self.sale.description