Clarify templates that require modification

Author: dabrt

code_samples/back_office/notifications/src/Notification/MyRenderer.php

@@ -23,7 +23,10 @@ public function __construct(Environment $twig, RouterInterface $router)
 
     public function render(Notification $notification): string
     {
-        return $this->twig->render('@ibexadesign/notification.html.twig', ['notification' => $notification]);
+        return $this->twig->render('@ibexadesign/notification.html.twig', [
+            'notification' => $notification,
+            'template_to_extend' => $templateToExtend,
+        ]);
     }
 
     public function generateUrl(Notification $notification): ?string

code_samples/back_office/notifications/templates/themes/admin/notification.html.twig

@@ -1,4 +1,4 @@
-{% extends '@ibexadesign/account/notifications/list_item.html.twig' %}
+{% extends template_to_extend %}
 
 {% trans_default_domain 'custom_notification' %}
 

docs/administration/back_office/notifications.md

@@ -95,8 +95,6 @@ The example below presents a modified renderer that uses Twig to render a list v
 [[= include_file('code_samples/back_office/notifications/src/Notification/ListRenderer.php') =]]
 ```
 
-Then, add the templates that are defined above as a response to `render_all` request:
-
 ## Notification timeout
 
 To define the timeout for hiding Back-Office notification bars, per notification type, use the `ibexa.system.<scope>.notifications.<notification_type>.timeout` [configuration key](configuration.md#configuration-files):