Bump rehype-react from 6.2.1 to 8.0.0

Bumps [rehype-react](https://github.com/rehypejs/rehype-react) from 6.2.1 to 8.0.0.
- [Release notes](https://github.com/rehypejs/rehype-react/releases)
- [Commits](rehypejs/rehype-react@6.2.1...8.0.0)

---
updated-dependencies:
- dependency-name: rehype-react
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>