Bump eslint-config-next from 15.1.4 to 15.1.6

Bumps [eslint-config-next](https://github.com/vercel/next.js/tree/HEAD/packages/eslint-config-next) from 15.1.4 to 15.1.6.
- [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/v15.1.6/packages/eslint-config-next)

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

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

package.json

@@ -58,7 +58,7 @@
         "axe-playwright": "^2.0.3",
         "dotenv": "^16.4.7",
         "eslint": "^8.57.1",
-        "eslint-config-next": "^15.1.4",
+        "eslint-config-next": "^15.1.6",
         "next": "^15.1.4",
         "next-router-mock": "^0.9.13",
         "open": "^10.1.0",