(docs deps): Bump remark from 14.0.3 to 15.0.1

Bumps [remark](https://github.com/remarkjs/remark) from 14.0.3 to 15.0.1.
- [Release notes](https://github.com/remarkjs/remark/releases)
- [Changelog](https://github.com/remarkjs/remark/blob/main/changelog.md)
- [Commits](remarkjs/remark@14.0.3...15.0.1)

---
updated-dependencies:
- dependency-name: remark
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]