fix paraformer-server for new apis

lyblsgo

2023-05-10 eea2a7689f18ce7ef3b0ab8bd3657f4f6f5cf8e0

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beam_size: 10
penalty: 0.0
maxlenratio: 0.0
minlenratio: 0.0
ctc_weight: 0.5
lm_weight: 0.7