Update submissions.json

https://huggingface.co/spaces/smol-course/leaderboard/edit/main/submissions.json

submissions.json

@@ -111,6 +111,13 @@
             "chapter": "1",
             "submission_date": "2025-10-06",
             "results-dataset": "ocaetas/details_SmolLM3-Custom-SFT__merged_model_private"
-        }
+        },
+        {
+            "username": "quablab",
+            "model_name": "quablab/smollm3-dpo-aligned",
+            "chapter": "2",
+            "submission_date": "2025-10-15",
+            "results-dataset": "quablab/details_quablab__smollm3-dpo-aligned_private"
+        },
     ]
 }