update transducer demo

shixian.shi

2024-02-21 ec4ca408bf9656cdb2a39d1d122936931f3478a9

 runtime/onnxruntime/src/funasrruntime.cpp

@@ -245,7 +245,7 @@
            return p_result;
        }
      if(offline_stream->UseVad()){
         audio.Split(offline_stream);
         audio.CutSplit(offline_stream);
      }

      float* buff;