chore(deps): update dependency eslint-config-next to v15.5.9

Author: renovate[bot]

package.json

@@ -107,7 +107,7 @@
     "autoprefixer": "10.4.21",
     "dotenv-cli": "10.0.0",
     "eslint": "8.57.0",
-    "eslint-config-next": "15.5.5",
+    "eslint-config-next": "15.5.9",
     "eslint-config-prettier": "9.1.0",
     "eslint-plugin-import": "2.32.0",
     "eslint-plugin-prettier": "5.5.4",