update demo page (#1585)

bltcn

2024-04-03 c1a492a96e6d78ea4dbad63a51aa9065780e1287

 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;
@@ -343,7 +343,7 @@
            return p_result;
        }
      if(offline_stream->UseVad()){
         audio.Split(offline_stream);
         audio.CutSplit(offline_stream);
      }

      float* buff;