test(ngOptionsSpec): remove ddescribe which caused CI to skip most of unit tests

Author: IgorMinar

test/ng/directive/ngOptionsSpec.js

@@ -1,6 +1,6 @@
 'use strict';
 
-ddescribe('ngOptions', function() {
+describe('ngOptions', function() {
 
   var scope, formElement, element, $compile, linkLog;