docs(jqlite): add known issue

Closes #14251

Author: petebacondarwin

src/jqLite.js

@@ -114,6 +114,9 @@
  * - `inheritedData()` - same as `data()`, but walks up the DOM until a value is found or the top
  *   parent element is reached.
  *
+ * @knownIssue You cannot spy on `angular.element` if you are using Jasmine version 1.x. See
+ * https://github.com/angular/angular.js/issues/14251 for more information.
+ *
  * @param {string|DOMElement} element HTML string or DOMElement to be wrapped into jQuery.
  * @returns {Object} jQuery object.
  */