add language model infer pipeline

wucong.lyb

2023-02-10 9e8a52153d1256061ae3f6930a847f6fcad36656

 funasr/models/encoder/sanm_encoder.py

@@ -293,7 +293,7 @@
            position embedded tensor and mask
        """
        masks = (~make_pad_mask(ilens)[:, None, :]).to(xs_pad.device)
        xs_pad *= self.output_size()**0.5
        xs_pad = xs_pad * self.output_size()**0.5
        if self.embed is None:
            xs_pad = xs_pad
        elif (