Docs: 添加 htmlkit 文档至最佳实践

[BlueGlassBlock]

OSPP 2025 NoneBot HTML 渲染插件的一部分

[github-actions]

🚀 Deployed to https://deploy-preview-3682--nonebot2.netlify.app

[StarHeartHunt]

Warning:  Docusaurus found broken anchors!

Please check the pages of your site in the list below, and make sure you don't reference any anchor that does not exist.
Note: it's possible to ignore broken anchors with the 'onBrokenAnchors' Docusaurus configuration, and let the build pass.

Exhaustive list of all broken anchors found:
- Broken anchor on source page path = /docs/2.4.1/best-practice/htmlkit-render:
   -> linking to /docs/2.4.1/advanced/driver#%E9%80%89%E6%8B%A9%E9%A9%B1%E5%8A%A8%E5%99%A8
- Broken anchor on source page path = /docs/2.4.2/best-practice/htmlkit-render:
   -> linking to /docs/2.4.2/advanced/driver#%E9%80%89%E6%8B%A9%E9%A9%B1%E5%8A%A8%E5%99%A8
- Broken anchor on source page path = /docs/next/best-practice/htmlkit-render:
   -> linking to /docs/next/advanced/driver#%E9%80%89%E6%8B%A9%E9%A9%B1%E5%8A%A8%E5%99%A8
- Broken anchor on source page path = /docs/best-practice/htmlkit-render:
   -> linking to /docs/advanced/driver#%E9%80%89%E6%8B%A9%E9%A9%B1%E5%8A%A8%E5%99%A8

[StarHeartHunt]

h1 没锚点

[yanyongyu]

另外商店插件信息里的 official 可以一起改一下