fix: grpc-js version

Author: appurva21

package.json

@@ -58,6 +58,6 @@
   ],
   "types": "build/src/index.d.ts",
   "peerDependencies": {
-    "@postman/grpc-js": "1.11.0-postman.1"
+    "@postman/grpc-js": "1.14.0-postman.2"
   }
 }