build(deps): bump the npm group across 1 directory with 4 updates (#29)

Updates the requirements on [@fortawesome/fontawesome-free](https://github.com/FortAwesome/Font-Awesome), [dayjs](https://github.com/iamkun/dayjs), [mermaid](https://github.com/mermaid-js/mermaid) and [tocbot](https://github.com/tscanlin/tocbot) to permit the latest version.

Updates `@fortawesome/fontawesome-free` to 6.5.2
- [Release notes](https://github.com/FortAwesome/Font-Awesome/releases)
- [Changelog](https://github.com/FortAwesome/Font-Awesome/blob/6.x/CHANGELOG.md)
- [Commits](https://github.com/FortAwesome/Font-Awesome/compare/6.5.1...6.5.2)

Updates `dayjs` to 1.11.11
- [Release notes](https://github.com/iamkun/dayjs/releases)
- [Changelog](https://github.com/iamkun/dayjs/blob/dev/CHANGELOG.md)
- [Commits](https://github.com/iamkun/dayjs/compare/v1.11.10...v1.11.11)

Updates `mermaid` to 10.9.0
- [Release notes](https://github.com/mermaid-js/mermaid/releases)
- [Changelog](https://github.com/mermaid-js/mermaid/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/mermaid-js/mermaid/compare/v10.8.0...v10.9.0)

Updates `tocbot` to 4.27.20
- [Release notes](https://github.com/tscanlin/tocbot/releases)
- [Changelog](https://github.com/tscanlin/tocbot/blob/master/CHANGELOG.md)
- [Commits](https://github.com/tscanlin/tocbot/compare/v4.25.0...v4.27.20)

---
updated-dependencies:
- dependency-name: "@fortawesome/fontawesome-free"
  dependency-type: direct:production
  dependency-group: npm
- dependency-name: dayjs
  dependency-type: direct:production
  dependency-group: npm
- dependency-name: mermaid
  dependency-type: direct:production
  dependency-group: npm
- dependency-name: tocbot
  dependency-type: direct:production
  dependency-group: npm
...

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

tocbot/tocbot.min.css

@@ -1,6 +1,6 @@
 /**
  * Skipped minification because the original files appears to be already minified.
- * Original file: /npm/tocbot@4.25.0/dist/tocbot.css
+ * Original file: /npm/tocbot@4.27.20/dist/tocbot.css
  *
  * Do NOT use SRI with dynamically generated files! More information: https://www.jsdelivr.com/using-sri-with-dynamic-files
  */