Fixed button states

templates/tables/organisations.html.twig

@@ -92,7 +92,7 @@
     <script id="organisation-table-column-join" type="text/x-handlebars-template">
         <td>
             <div class="btn-group">
-                {{#ifx row.is_pending '==' 0 }}
+                {{#ifx row.is_pending '==' 1 }}
                     <button type="button" data-slug="{{row.slug}}" class="btn btn-danger js-organisation-cancelJoin" style="min-width: 70px">
                         {% endverbatim %}{{translate("CANCEL")}}{% verbatim %}
                     </button>