ISTWCMS-5980: fixing linting js errors

src/patterns/04-components/search/search.js

@@ -14,12 +14,12 @@
             'click', function () {
               $(this).toggleClass('close');
               $('.uw-header__masthead').toggleClass('open');
-              $('.uw-header-search').css("z-index", "12");
+              $('.uw-header-search').css('z-index', '12');
             }
           );
 
-          if ($('.uw-header__masthead').hasClass('open') || $('#edit-opentray').is(':checked')){
-            $('.uw-header-search').css("z-index", "12");
+          if ($('.uw-header__masthead').hasClass('open') || $('#edit-opentray').is(':checked')) {
+            $('.uw-header-search').css('z-index', '12');
             $('.uw-header__masthead').toggleClass('open');
           }
           /**