Update config.json

config.json

@@ -113,5 +113,6 @@
   "traj_vocab_size": 4000,
   "transformers_version": "4.57.1",
   "vlm_backend": "qwenvl3",
-  "vocab_size": 155697
-}
+  "vocab_size": 155697,
+  "vlm_name_or_path": "Qwen/Qwen3-VL-8B-Instruct"
+}