update SDK_advanced_guide_offline_zh.md

lyblsgo

2023-07-05 c6f1066e2dc89b890ada6b9317cd6c5f24fb2c2e

 funasr/models/encoder/abs_encoder.py

@@ -18,4 +18,4 @@
        ilens: torch.Tensor,
        prev_states: torch.Tensor = None,
    ) -> Tuple[torch.Tensor, torch.Tensor, Optional[torch.Tensor]]:
        raise NotImplementedError
        raise NotImplementedError