Fix tabs on the product page when in Polish

admin-dev/themes/new-theme/js/product-page/product-header.js

@@ -41,10 +41,10 @@ export default function() {
     $navWidth += $(item).width();
   });
 
-  $navTabs.width($navWidth);
-
   $widthWithTabs = $navWidth + ($defaultArrowWidth * 2);
 
+  $navTabs.width($widthWithTabs);
+
   $navTabs.find('[data-toggle="tab"]').on('click', (e) => {
     if (!$(e.target).hasClass('active')) {
       $('#form_content > .form-contenttab').removeClass('active');