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

Author: renovate[bot]

packages/eslint-config/package.json

@@ -36,7 +36,7 @@
     "@eslint/compat": "1.2.0",
     "@eslint/eslintrc": "3.1.0",
     "@eslint/js": "9.12.0",
-    "@next/eslint-plugin-next": "14.2.15",
+    "@next/eslint-plugin-next": "15.0.0",
     "@typescript-eslint/eslint-plugin": "8.10.0",
     "@typescript-eslint/parser": "8.10.0",
     "eslint-config-prettier": "9.1.0",