fix: missing await in department form(#5967)

Author: zhouda1fu

playground/src/views/system/dept/modules/form.vue

@@ -37,7 +37,7 @@ const [Modal, modalApi] = useVbenModal({
     const { valid } = await formApi.validate();
     if (valid) {
       modalApi.lock();
-      const data = formApi.getValues();
+      const data = await formApi.getValues();
       try {
         await (formData.value?.id
           ? updateDept(formData.value.id, data)