build(deps): bump next from 16.2.2 to 16.2.3 in /dashboard (#800)

Author: dependabot[bot]

dashboard/package-lock.json

@@ -16,7 +16,7 @@
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "lucide-react": "^1.7.0",
-    "next": "^16.2.2",
+    "next": "^16.2.3",
     "react": "^19.2.5",
     "react-dom": "^19.2.4",
     "reactflow": "^11.11.4",