Bump dompurify from 3.2.7 to 3.3.2 in /extensions/mermaid-chat-features (#299626)

Bumps [dompurify](https://github.com/cure53/DOMPurify) from 3.2.7 to 3.3.2.
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](https://github.com/cure53/DOMPurify/compare/3.2.7...3.3.2)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-version: 3.3.2
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Raymond Zhao <7199958+rzhao271@users.noreply.github.com>

extensions/mermaid-chat-features/package.json

@@ -130,7 +130,7 @@
     "@vscode/codicons": "^0.0.36"
   },
   "dependencies": {
-    "dompurify": "^3.2.7",
+    "dompurify": "^3.3.2",
     "mermaid": "^11.12.3"
   }
 }