Added event prevent code

Author: saphaljha

lib/internal/Magento/Framework/View/Helper/SecureHtmlRenderer.php

@@ -116,6 +116,7 @@ function {$listenerFunction} () {
                 {$elementName}Array.forEach(function(element){
                     if (element) {
                         element.{$eventName} = function (event) {
+                            event.preventDefault();
                             var targetElement = element;
                             if (event && event.target) {
                                 targetElement = event.target;