Do not trigger url rewrites re-generation for all store views

Author: ihor-sviziev

app/code/Magento/CatalogUrlRewrite/Model/Category/Plugin/Store/Group.php

@@ -92,6 +92,7 @@ public function afterSave(
         AbstractModel $group
     ) {
         if (!$group->isObjectNew()
+            && $group->getStoreIds()
             && ($group->dataHasChangedFor('website_id')
                 || $group->dataHasChangedFor('root_category_id'))
         ) {