Fix security vulnerability in dependency

Author: kichanyurd

src/parlant/api/chat/package-lock.json

@@ -21,6 +21,7 @@
     "@testing-library/user-event": "^14.5.2",
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.1.1",
+    "cross-spawn": "^7.0.6",
     "lucide-react": "^0.453.0",
     "next-themes": "^0.3.0",
     "react": "^18.3.1",