fix(deps): update dependency @next/eslint-plugin-next to v15.4.1

Author: renovate[bot]

packages/eslint-config/package.json

@@ -64,7 +64,7 @@
   },
   "dependencies": {
     "@eslint/js": "9.30.1",
-    "@next/eslint-plugin-next": "15.3.4",
+    "@next/eslint-plugin-next": "15.4.1",
     "@typescript-eslint/utils": "8.35.1",
     "eslint-config-prettier": "10.1.5",
     "eslint-plugin-jsx-a11y": "6.10.2",