update contextual export

shixian.shi

2023-09-12 b883a7825680352d0927f4dcb9f3a7807ed0ac63

 funasr/runtime/websocket/funasr-wss-client-2pass.cpp

@@ -36,9 +36,9 @@
 */
void WaitABit() {
#ifdef WIN32
  Sleep(300);
  Sleep(500);
#else
  usleep(300);
  usleep(500);
#endif
}
std::atomic<int> wav_index(0);