fix rehype-pretty-code copy/paste not working

[maiieul]

fix #660

What is it?

• [ ] Feature / enhancement
• [ ] Bug
• [x] Docs / tests
• [ ] Other

Why is it needed?

Was a pretty nifty breaking change that happened on rehype-pretty-code update to shiki v1.. I'm not even sure it is even documented..

Checklist:

• [ ] My code follows the developer guidelines of this project
• [ ] I have performed a self-review of my own code
• [ ] I have ran pnpm change and documented my changes
• [ ] I have add necessary docs (if needed)
• [ ] Added new tests to cover the fix / functionality

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: d56b53c28fe0abdf82f938d5e28b22015946e000

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