finally sunset old binding

src/cljs/auto_ap/views/pages/unpaid_invoices.cljs

@@ -51,7 +51,8 @@
 (re-frame/reg-event-fx
  ::unmounted
  (fn [{:keys [db]} _]
-   {:dispatch [::data-page/dispose :invoices]
+   {:dispatch-n [[::data-page/dispose :invoices]
+                 [::forms/form-closing ::form/form]]
     ::forward/dispose [{:id ::updated}
                        {:id ::checks-printed}]
     ::track/dispose [{:id ::params}]}))