minor bug fix

Signed-off-by: cliu-us <[email protected]>

Author: chichun-charlie-liu

fms_mo/fx/dynamo_utils.py

@@ -1117,7 +1117,7 @@ def call_seq_hook(mod, *_args, **_kwargs):
             h.remove()
 
         # only add last layer
-        qcfg["qskip_layer_name"] += qcfg["mod_call_seq"][-1]
+        qcfg["qskip_layer_name"] += [qcfg["mod_call_seq"][-1]]
 
     with torch.no_grad():
         model_opt = torch.compile(