chore(deps): bump mermaid (#226)

Bumps the npm_and_yarn group with 1 update in the /docs directory: [mermaid](https://github.com/mermaid-js/mermaid).


Updates `mermaid` from 10.6.1 to 10.9.3
- [Release notes](https://github.com/mermaid-js/mermaid/releases)
- [Changelog](https://github.com/mermaid-js/mermaid/blob/develop/CHANGELOG.md)
- [Commits](mermaid-js/mermaid@v10.6.1...v10.9.3)

---
updated-dependencies:
- dependency-name: mermaid
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

Reviewed-by: AlexNg <contact@ngjx.org>
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]