fixed bug, unused config variable

dsfr/base.html

@@ -152,8 +152,7 @@
 {%- block scripts %}
 
 <script>
-    var base_url = {{ base_url | tojson }},
-    shortcuts = {{ config.theme.shortcuts | tojson }};
+    var base_url = {{ base_url | tojson }}
 </script>
 
 <script type="module" src="{{ 'dsfr.module.min.js'|url }}"></script>