chore: upgrade example to use 0.0.30

Author: TimMikeladze

examples/next-upload-example/package.json

@@ -24,6 +24,7 @@
     "eslint-config-next": "14.2.1",
     "keyv": "^4.5.4",
     "next": "14.2.1",
+    "next-upload": "^0.0.30",
     "postgres": "^3.4.4",
     "react": "18.2.0",
     "react-dom": "18.2.0",