build(deps): bump dompurify from 3.3.3 to 3.4.0 in /frontend

Bumps [dompurify](https://github.com/cure53/DOMPurify) from 3.3.3 to 3.4.0.
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@3.3.3...3.4.0)

---
updated-dependencies:
- dependency-name: dompurify
  dependency-version: 3.4.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

frontend/package-lock.json

@@ -48,7 +48,7 @@
     "@types/react-color": "^3.0.13",
     "@types/semver": "^7.7.1",
     "cross-env": "^10.1.0",
-    "dompurify": "^3.3.3",
+    "dompurify": "^3.4.0",
     "downshift": "^9.3.2",
     "eventemitter3": "^5.0.4",
     "formik": "^2.4.9",