Fixed yii.js to follow jQuery 3.0 API changes

https://jquery.com/upgrade-guide/3.0/#breaking-change-and-feature-jquery-when-arguments
Single argument that is not a promise will be automatically resolved and passed to `done()` handlers

framework/assets/yii.js

@@ -253,7 +253,7 @@ window.yii = (function ($) {
 
             $form.trigger('submit');
 
-            $.when($form.data('yiiSubmitFinalizePromise')).then(function () {
+            $.when($form.data('yiiSubmitFinalizePromise')).done(function () {
                 if (newForm) {
                     $form.remove();
                     return;