MAGETWO-94021: Problems with adding products in wish list

- extending span to display as block to occupy the whole li element so users can block anywhere and the click event can be trigered properly, before it was too small and you had to click on the span text itself

Author: cpartica

app/design/frontend/Magento/blank/Magento_MultipleWishlist/web/css/source/_module.less

@@ -35,12 +35,19 @@
             .items {
                 text-align: left;
                 .item {
+                    > span {
+                        display: block;
+                        padding: 5px 5px 5px 23px;
+                    }
                     &:last-child {
                         &:hover {
                             .lib-css(background, @dropdown-list-item__hover);
                         }
                     }
                 }
+                li {
+                    padding: 0;
+                }
             }
 
             .table-comparison &,

app/design/frontend/Magento/luma/Magento_MultipleWishlist/web/css/source/_module.less

@@ -40,6 +40,16 @@
             .items {
                 padding: 6px 0;
                 text-align: left;
+                .item {
+                    > span {
+                        display: block;
+                        padding: 5px 5px 5px 23px;
+                    }
+
+                }
+                li {
+                    padding: 0;
+                }
             }
 
             > .action {