chore(ci): bump html-validate from 8.20.0 to 8.20.1 (#262)

Bumps [html-validate](https://gitlab.com/html-validate/html-validate) from 8.20.0 to 8.20.1.
- [Release notes](https://gitlab.com/html-validate/html-validate/tags)
- [Commits](https://gitlab.com/html-validate/html-validate/compare/v8.20.0...v8.20.1)

---
updated-dependencies:
- dependency-name: html-validate
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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