chore(deps): bump next from 15.0.2 to 15.1.2 in /examples/with-shadcn

Bumps [next](https://github.com/vercel/next.js) from 15.0.2 to 15.1.2.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.0.2...v15.1.2)

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

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

Author: dependabot[bot]

examples/with-shadcn/package.json

@@ -21,7 +21,7 @@
     "class-variance-authority": "^0.7.0",
     "clsx": "^2.1.1",
     "lucide-react": "^0.454.0",
-    "next": "15.0.2",
+    "next": "15.1.2",
     "react": "19.0.0-rc-02c0e824-20241028",
     "react-dom": "19.0.0-rc-02c0e824-20241028",
     "tailwind-merge": "^2.5.4",