MC-2413: Fix Slider Issues

 - fix code style issue

Author: Cari Spruiell

dev/tests/js/jasmine/tests/app/code/Magento/PageBuilder/view/frontend/web/js/content-type/slider/appearance/default/widget.test.js

@@ -26,12 +26,12 @@ define([
 
             spyOn($.fn, 'slick');
 
-            el.setAttribute('data-autoplay', "true");
+            el.setAttribute('data-autoplay', 'true');
             el.setAttribute('data-autoplay-speed', 500);
-            el.setAttribute('data-fade', "true");
-            el.setAttribute('data-is-infinite', "true");
-            el.setAttribute('data-show-arrows', "true");
-            el.setAttribute('data-show-dots', "true");
+            el.setAttribute('data-fade', 'true');
+            el.setAttribute('data-is-infinite', 'true');
+            el.setAttribute('data-show-arrows', 'true');
+            el.setAttribute('data-show-dots', 'true');
 
             sliderWidgetInitializer(undefined, el);