fix jshint in Combobox test
fix jshint in Combobox test

kitsonk/deliteful,tkrugg/deliteful,harbalk/deliteful,kitsonk/deliteful,tkrugg/deliteful,cjolif/deliteful,brunano21/deliteful,brunano21/deliteful,EAlexRojas/deliteful,harbalk/deliteful,cjolif/deliteful,EAlexRojas/deliteful