fix patch

Author: xadupre

onnx_diagnostic/torch_export_patches/patches/patch_transformers.py

@@ -1180,4 +1180,6 @@ def forward(
         if output_attentions:
             attn_weights = None
 
+        if pv.Version(transformers.__version__) < pv.Version("4.53.99"):
+            return attn_output, attn_weights, past_key_value
         return attn_output, attn_weights