Bump dompurify and mermaid (#1047)

Bumps [dompurify](https://github.com/cure53/DOMPurify) to 3.2.5 and updates ancestor dependency [mermaid](https://github.com/mermaid-js/mermaid). These dependencies need to be updated together.


Updates `dompurify` from 2.4.3 to 3.2.5
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](https://github.com/cure53/DOMPurify/compare/2.4.3...3.2.5)

Updates `mermaid` from 9.4.3 to 11.6.0
- [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/v9.4.3...mermaid@11.6.0)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-version: 3.2.5
  dependency-type: indirect
- dependency-name: mermaid
  dependency-version: 11.6.0
  dependency-type: direct:development
...

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

package.json

@@ -58,7 +58,7 @@
     "ityped": "^1.0.3",
     "katex": "^0.16.21",
     "mark.js": "^8.11.1",
-    "mermaid": "^9.2.1",
+    "mermaid": "^11.6.0",
     "plyr": "^3.7.2",
     "popper.js": "^1.16.1",
     "postcss": "^8.4.41",