Bump eslint-config-next from 15.4.2 to 16.0.0

Bumps [eslint-config-next](https://github.com/vercel/next.js/tree/HEAD/packages/eslint-config-next) from 15.4.2 to 16.0.0.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](https://github.com/vercel/next.js/commits/v16.0.0/packages/eslint-config-next)

---
updated-dependencies:
- dependency-name: eslint-config-next
  dependency-version: 16.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -34,7 +34,7 @@
     "@types/react-dom": "18.3.1",
     "babel-jest": "^30.0.5",
     "eslint": "9.32.0",
-    "eslint-config-next": "15.4.2",
+    "eslint-config-next": "16.0.0",
     "jest": "^30.2.0",
     "node-mocks-http": "^1.17.2",
     "typescript": "5.9.2"