fix(deps): update dependency isomorphic-dompurify to v2.20.0

Author: renovate[bot]

package.json

@@ -21,7 +21,7 @@
     "contentful": "11.2.0",
     "i18next": "23.16.4",
     "i18next-resources-to-backend": "1.2.1",
-    "isomorphic-dompurify": "2.16.0",
+    "isomorphic-dompurify": "2.20.0",
     "next": "15.0.4",
     "next-themes": "0.4.4",
     "next-usequerystate": "1.20.0",