bump eslint-config-next as well.

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: frankhereford

package.json

@@ -25,6 +25,6 @@
   },
   "devDependencies": {
     "eslint": "^9.28.0",
-    "eslint-config-next": "^15.3.3"
+    "eslint-config-next": "^16.0.7"
   }
 }