Update configs/config.json

configs/config.json

@@ -22,7 +22,7 @@
     "gmhra_layers": 8,
     "gmhra_drop_path_rate": 0.0,
     "gmhra_dropout": 0.5,
-    "extra_num_query_token": 64,
+    "extra_num_query_token": 64
   },
   "device": "cuda"
 }