Increase statusCheckAttempts in saucelabs qunit tests

Gruntfile.js

@@ -130,6 +130,7 @@ module.exports = function (grunt) {
           build: testBuildNumber,
           tags: ['tests', 'qunit'],
           urls: testUrls,
+          statusCheckAttempts: 180,
           testname: 'QUnit test for Select2',
           browsers: [
             {