Bump dompurify from 2.0.17 to 2.5.4

Bumps [dompurify](https://github.com/cure53/DOMPurify) from 2.0.17 to 2.5.4.
- [Release notes](https://github.com/cure53/DOMPurify/releases)
- [Commits](cure53/DOMPurify@2.0.17...2.5.4)

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

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

package.json

@@ -78,7 +78,7 @@
     "cssnano": "4.1.10",
     "dashjs": "^4.4.0",
     "diff-match-patch": "^1.0.5",
-    "dompurify": "2.0.17",
+    "dompurify": "2.5.4",
     "faye-websocket": "0.11.1",
     "karma": "6.3.10",
     "karma-chai": "0.1.0",