Fix missing translation in admin list block

Adding translation management for subclass in add links

Resources/views/Block/block_admin_list.html.twig

@@ -49,7 +49,7 @@ file that was distributed with this source code.
                                                                 <ul class="dropdown-menu">
                                                                     {% for subclass in admin.subclasses|keys %}
                                                                         <li>
-                                                                            <a href="{{ admin.generateUrl('create', {'subclass': subclass}) }}">{{ subclass }}</a>
+                                                                            <a href="{{ admin.generateUrl('create', {'subclass': subclass}) }}">{{ subclass|trans({}, admin.translationdomain) }}</a>
                                                                         </li>
                                                                     {% endfor %}
                                                                 </ul>