UID2-6676: upgrade serialize-javascript to fix GHSA-5c6j-r48x-rmvq RCE

Adds serialize-javascript override to pin to patched version:
- overrides/serialize-javascript: (new) ^7.0.3

GHSA-5c6j-r48x-rmvq: Critical RCE via unsanitized RegExp.flags and
Date.prototype.toISOString() in serialized output, affects
serialize-javascript <= 7.0.2.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: cYKatherine

package-lock.json

@@ -80,7 +80,8 @@
   },
   "overrides": {
     "form-data": "^4.0.4",
-    "qs": "6.14.1"
+    "qs": "6.14.1",
+    "serialize-javascript": "^7.0.3"
   },
   "browserslist": [
     "defaults"