chore(deps): bump mermaid from 11.9.0 to 11.12.1

Bumps [mermaid](https://github.com/mermaid-js/mermaid) from 11.9.0 to 11.12.1.
- [Release notes](https://github.com/mermaid-js/mermaid/releases)
- [Commits](https://github.com/mermaid-js/mermaid/compare/mermaid@11.9.0...mermaid@11.12.1)

---
updated-dependencies:
- dependency-name: mermaid
  dependency-version: 11.12.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]