chore(deps): update dependency rehype-katex to v5

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rehype-katex	^4.0.0 -> ^5.0.0

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Release Notes

remarkjs/remark-math

### [`v5.0.0`](https://togithub.com/remarkjs/remark-math/compare/rehype-katex@4.0.0...rehype-katex@5.0.0) [Compare Source](https://togithub.com/remarkjs/remark-math/compare/rehype-katex@4.0.0...rehype-katex@5.0.0)

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