fix start timestamp in sentence_info (#2024)

lingji-yidong

2024-08-19 f43da18b5e097515c12438c70fc7918c29e5d0c8

 runtime/onnxruntime/src/fsmn-vad.cpp

@@ -30,7 +30,7 @@

    try{
        YAML::Node frontend_conf = config["frontend_conf"];
        YAML::Node post_conf = config["vad_post_conf"];
        YAML::Node post_conf = config["model_conf"];

        this->vad_sample_rate_ = frontend_conf["fs"].as<int>();
        this->vad_silence_duration_ =  post_conf["max_end_silence_time"].as<int>();