apply: add missing JS for address autocomplete in accept step

just like in itou/templates/apply/submit/hire_confirmation.html

itou/templates/apply/process_accept.html

@@ -31,4 +31,8 @@
             });
         });
     </script>
+    {% if form_user_address %}
+        {% comment %} Needed for the AddressAutocompleteWidget {% endcomment %}
+        {{ form_user_address.media.js }}
+    {% endif %}
 {% endblock %}