fix about max amount of meal voucher

lacagette_addons/pos_meal_voucher/static/src/js/screens.js

@@ -89,7 +89,6 @@ odoo.define("pos_meal_voucher.screens", function (require) {
             return methods;
         },
 
-
         payment_input: function() {
             var self  = this;
 
@@ -111,7 +110,7 @@ odoo.define("pos_meal_voucher.screens", function (require) {
                            this.format_currency(current_max),
 
                     });
-                    const max_curent_amount = total_eligible-total_received+order.selected_paymentline.get_amount() ;
+                    const max_curent_amount = current_max-total_received+order.selected_paymentline.get_amount() ;
                     order.selected_paymentline.set_amount(max_curent_amount);
                     this.order_changes();
                     this.render_paymentlines();