fix empty timestamp list inference

shixian.shi

2023-09-06 13c2af5de44d2ac4cb09677ab4fb07f37ade2b98

 egs_modelscope/speaker_diarization/speech_diarization_eend-ola-en-us-callhome-8k/infer.py

@@ -2,7 +2,7 @@
from modelscope.utils.constant import Tasks

inference_diar_pipline = pipeline(
    task=Tasks.auto_speech_recognition,
    task=Tasks.speaker_diarization,
    model='damo/speech_diarization_eend-ola-en-us-callhome-8k',
    model_revision="v1.0.0",
)