Revert "[TASK] Override fast-redact dependency with minimum v3.5.0"

This reverts commit 67fc404.
Misread the version requirements for the fix; v3.5.0 is still exhibiting
the issue.

Author: donna-belsey-nhs

package.json

@@ -90,7 +90,6 @@
     "zod": "^4.1.11"
   },
   "overrides": {
-    "jsdom": "^26.0.0",
-    "fast-redact": "^3.5.0"
+    "jsdom": "^26.0.0"
   }
 }