Bump html-proofer from 3.17.0 to 3.17.2

Bumps [html-proofer](https://github.com/gjtorikian/html-proofer) from 3.17.0 to 3.17.2.
- [Release notes](https://github.com/gjtorikian/html-proofer/releases)
- [Commits](https://github.com/gjtorikian/html-proofer/compare/v3.17.0...v3.17.2)
8 jobs for dependabot/bundler/html-proofer-3.17.2 in 2 minutes and 28 seconds (queued for 2 seconds)