INV: save new qty only when validate pressed, not when cancel pressed

shelfs/static/js/shelfs_admin.js

@@ -357,7 +357,7 @@ var is_product_in_shelf_adding_queue_list = function(testing_pid) {
 var printProduct = function () {
     let clicked = $(this);
     let tr_to_print = clicked.closest('tr');
-  let barcode = tr_to_print.data('bc')
+    let barcode = tr_to_print.data('bc');
 
     openModal();
     try {
@@ -366,8 +366,9 @@ var printProduct = function () {
             data: {'barcode': barcode}
         })
             .done(function(res) {
-        var product = res.product
-        var product_tmpl_id = product.product_tmpl_id[0]
+                var product = res.product;
+                var product_tmpl_id = product.product_tmpl_id[0];
+
                 $.ajax({
                     url: '/products/label_print/' + product_tmpl_id
                 })
@@ -379,9 +380,9 @@ var printProduct = function () {
                         } else {
                             alert('Impression lancée');
                         }
-        })
-      })
-  } catch(e) {
+                    });
+            });
+    } catch (e) {
         closeModal();
         alert('Une erreur est survenue...');
     }