Bump dompurify and hexo-renderer-marked (#819)

Bumps [dompurify](https://github.com/cure53/DOMPurify) to 3.2.4 and updates ancestor dependency [hexo-renderer-marked](https://github.com/hexojs/hexo-renderer-marked). These dependencies need to be updated together.


Updates `dompurify` from 2.5.7 to 3.2.4
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@2.5.7...3.2.4)

Updates `hexo-renderer-marked` from 5.0.0 to 7.0.1
- [Release notes](https://github.com/hexojs/hexo-renderer-marked/releases)
- [Commits](hexojs/hexo-renderer-marked@5.0.0...v7.0.1)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-type: indirect
- dependency-name: hexo-renderer-marked
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]