Update SDK_tutorial_online_zh.md

Yabin Li

2024-03-20 2fd524e82e4c82f4743133a081d612b4a496324b

 runtime/websocket/bin/websocket-server.h

@@ -58,9 +58,9 @@
typedef struct {
  nlohmann::json msg;
  std::shared_ptr<std::vector<char>> samples;
  std::shared_ptr<std::vector<std::vector<float>>> hotwords_embedding=NULL;
  std::shared_ptr<std::vector<std::vector<float>>> hotwords_embedding=nullptr;
  std::shared_ptr<websocketpp::lib::mutex> thread_lock; // lock for each connection
  FUNASR_DEC_HANDLE decoder_handle=NULL;
  FUNASR_DEC_HANDLE decoder_handle=nullptr;
} FUNASR_MESSAGE;

// See https://wiki.mozilla.org/Security/Server_Side_TLS for more details about