Bump eslint-config-next from 15.5.12 to 16.1.6

Bumps [eslint-config-next](https://github.com/vercel/next.js/tree/HEAD/packages/eslint-config-next) from 15.5.12 to 16.1.6.
- [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/v16.1.6/packages/eslint-config-next)

---
updated-dependencies:
- dependency-name: eslint-config-next
  dependency-version: 16.1.6
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -22,7 +22,7 @@
     "esbuild": "0.27.2",
     "eslint": "^9.27.0",
     "eslint-config-airbnb-extended": "^1.0.11",
-    "eslint-config-next": "^15.3.2",
+    "eslint-config-next": "^16.1.6",
     "eslint-config-prettier": "^10.1.5",
     "eslint-import-resolver-typescript": "^4.4.2",
     "eslint-plugin-html": "^8.1.3",