fix minor Twig CS

Resources/views/CRUD/base_edit.html.twig

@@ -17,7 +17,7 @@ file that was distributed with this source code.
     {% else %}
         {{ "title_create"|trans({}, 'SonataAdminBundle') }}
     {% endif %}
-{% endblock%}
+{% endblock %}
 
 {% block navbar_title %}
     {{ block('title') }}