PB-107: Display total number of products matched into ProductsList

 - populate total number of products

Author: cspruiell

app/code/Magento/PageBuilder/view/adminhtml/web/js/form/element/product-totals.js

@@ -72,7 +72,7 @@ define([
                             .replace('%2', this.totalDisabledProducts())
                     );
                 }.bind(this)
-            ).fail(() => {
+            ).fail(function () {
                 this.value($t("An unknown error occurred. Please try again."));
             });
         }, 10),