docs: update v4 theme

[MadCcc]

close https://github.com/ant-design/ant-design/issues/43827

[github-actions[bot]]

🎊 PR Preview 0b725fc8ad30f0f98f7537c6814eb285d22b9b25 has been successfully built and deployed to https://ant-design-antd-token-previewer-preview-pr-196.surge.sh

:clock1: Build time: 124.954s

_{🤖 By surge-preview}