fix bug for blank audio (#1656)

jianganghan

2024-04-25 f8b4924060bb849680925e81ddf1e10ca406c225

 funasr/models/sanm/positionwise_feed_forward.py

@@ -9,7 +9,6 @@
from funasr.models.transformer.layer_norm import LayerNorm



class PositionwiseFeedForwardDecoderSANM(torch.nn.Module):
    """Positionwise feed forward layer.