MC-38246: Support by Magento Page Builder

Author: le0n4ik

app/code/Magento/PageBuilder/etc/config.xml

@@ -31,5 +31,12 @@
                 <default_cms_layout>cms-full-width</default_cms_layout>
             </default_layouts>
         </web>
+        <system>
+            <media_storage_configuration>
+                <allowed_resources>
+                    <sitemap_folder>.template-manager</sitemap_folder>
+                </allowed_resources>
+            </media_storage_configuration>
+        </system>
     </default>
 </config>