Fix zod the version

Author: poad

package/package.json

@@ -63,7 +63,7 @@
     "@hono/mcp": "^0.2.0",
     "@modelcontextprotocol/sdk": "^1.23.0",
     "hono": "^4.10.6",
-    "zod": "^3.25 || ^4.0"
+    "zod": "^4.1.13"
   },
   "peerDependencies": {
     "@aws-lambda-powertools/logger": "^2.29.0",