Fixed static test

Author: konarshankar07

app/code/Magento/Ui/view/base/web/js/modal/prompt.js

@@ -73,7 +73,7 @@ define([
                  * close modal window
                  * @param {Object} event - event
                  */
-                escapeKey: function (event) {
+                escapeKey: function () {
                     if (this.options.isOpen && this.modal.find(document.activeElement).length ||
                         this.options.isOpen && this.modal[0] === document.activeElement) {
                         this._close();