修改提交人脸登录中，登录按钮的文字

src/pages/userformal/login/index.tsx

@@ -435,7 +435,7 @@ const Index: React.FC<{}> = () => {
                   <Form.Item>
                   {/* onClick={() => {hanleFaceSubmit(null, null);}} */}
                     <Button type="primary" className="w100" loading = {submitLoading} htmlType="submit">
-                      登 录
+                      {submitLoading?'请稍候，正在验证中...':'登 录'}
                     </Button>
                   </Form.Item>
                 </Form>