coauthor:duj12, add itn;add timestamp、hotword to 2pass; (#966)

Yabin Li

2023-09-19 61ed60695aa98ab156ed49efa569f478e70bb8d4

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beam_size: 5
penalty: 0.0
maxlenratio: 0.0
minlenratio: 0.0
ctc_weight: 0.5
lm_weight: 0.7