chore(deps): bump next in /examples/with-nextjs-todo

Bumps [next](https://github.com/vercel/next.js) from 15.2.3 to 15.4.9.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.2.3...v15.4.9)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.4.9
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

examples/with-nextjs-todo/package.json

@@ -19,7 +19,7 @@
     "@vercel/analytics": "1.5.0",
     "clsx": "2.1.1",
     "drizzle-orm": "0.38.2",
-    "next": "15.2.3",
+    "next": "15.4.9",
     "nuqs": "2.2.3",
     "react": "18.3.1",
     "react-dom": "18.3.1",