Updates a ticket order.
The updateOrder() function returns a Promise that resolves to an
UpdateOrderResponse when the ticket order
has been updated with the new form values specified in the updateInfo parameter.
You cannot update an order after payment has been processed.
Note: To work with the Wix Events API, you need to publish your site.
ID of the event that the ticket reservations are for.
Number of the order to update.
Information related to the update.