Fix CVE-2025-58754: Upgrade axios to >=1.12.0 in langchain-ts example

Co-authored-by: evan <evan@arcade.dev>

Author: cursoragent

contrib/examples/langchain-ts/package.json

@@ -23,5 +23,10 @@
   },
   "devDependencies": {
     "@types/node": "^24.10.1"
+  },
+  "pnpm": {
+    "overrides": {
+      "axios@>=1.0.0 <1.12.0": ">=1.12.0"
+    }
   }
 }