fix error

lnbits/templates/error.html

@@ -39,16 +39,13 @@
       </q-card-section>
     </q-card>
   </div>
+</div>
 
 {% endblock %} {% block scripts %}
-
 <script>
   window.app = Vue.createApp({
     el: '#vue',
     mixins: [window.windowMixin],
-      data: function () {
-        return {}
-      },
     methods: {
       goBack: function () {
         window.history.back()
@@ -59,6 +56,4 @@
     }
   })
 </script>
-
 {% endblock %}
-</div>