修改antdesign下边的版权信息


const footerRender: BasicLayoutProps['footerRender'] = (_, defaultDom) => {
  return React.cloneElement(defaultDom as ReactElement, {
    links: [], copyright: '呵呵'});
  }

https://github.com/ant-design/ant-design-pro/issues/4414

去掉登录页面的copyright