update saasr egs and m2met docs

yhliang

2023-05-11 062eb8ff5ae4fde12d9551c2d6f1b64bf39571bd

 funasr/tasks/sa_asr.py

@@ -28,7 +28,7 @@
from funasr.models.decoder.transformer_decoder import (
    DynamicConvolution2DTransformerDecoder,  # noqa: H301
)
from funasr.models.decoder.transformer_decoder_sa_asr import SAAsrTransformerDecoder
from funasr.models.decoder.transformer_decoder import SAAsrTransformerDecoder
from funasr.models.decoder.transformer_decoder import DynamicConvolutionTransformerDecoder
from funasr.models.decoder.transformer_decoder import (
    LightweightConvolution2DTransformerDecoder,  # noqa: H301