Bump sanitize-html from 2.11.0 to 2.12.1 in /auth-web (#2747)

Bumps [sanitize-html](https://github.com/apostrophecms/sanitize-html) from 2.11.0 to 2.12.1.
- [Changelog](https://github.com/apostrophecms/sanitize-html/blob/main/CHANGELOG.md)
- [Commits](apostrophecms/sanitize-html@2.11.0...2.12.1)

---
updated-dependencies:
- dependency-name: sanitize-html
  dependency-type: indirect
...

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