Bump dompurify, docsify and docsify-server-renderer

Removes [dompurify](https://github.com/cure53/DOMPurify). It's no longer used after updating ancestor dependencies [dompurify](https://github.com/cure53/DOMPurify), [docsify](https://github.com/docsifyjs/docsify) and [docsify-server-renderer](https://github.com/docsifyjs/docsify). These dependencies need to be updated together. Removes `dompurify` Updates `docsify` from 4.12.1 to 4.13.1 - [Release notes](https://github.com/docsifyjs/docsify/releases) - [Changelog](https://github.com/docsifyjs/docsify/blob/v4.13.1/CHANGELOG.md) - [Commits](docsifyjs/docsify@v4.12.1...v4.13.1) Updates `docsify-server-renderer` from 4.12.1 to 4.13.1 - [Release notes](https://github.com/docsifyjs/docsify/releases) - [Changelog](https://github.com/docsifyjs/docsify/blob/v4.13.1/CHANGELOG.md) - [Commits](docsifyjs/docsify@v4.12.1...v4.13.1) --- updated-dependencies: - dependency-name: dompurify dependency-type: indirect - dependency-name: docsify dependency-type: indirect - dependency-name: docsify-server-renderer dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]