🐛 fix: remove border-radius of Toc

[FriedRiceNoodles]

💻 变更类型 | Change Type

• [ ] ✨ feat
• [x] 🐛 fix
• [ ] 💄 style
• [ ] 🔨 chore
• [ ] 📝 docs

🔀 变更说明 | Description of Change

📝 补充信息 | Additional Information

https://github.com/arvinxx/dumi-theme-antd-style/issues/97

[vercel[bot]]

Someone is attempting to deploy a commit to a Personal Account owned by @arvinxx on Vercel.

@arvinxx first needs to authorize it.

[arvinxx]

Thanks~

[github-actions[bot]]

:tada: This PR is included in version 0.29.8 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: