message: fixed swoole_server_port::set crash.
diff: @@ -1304,8 +1304,8 @@ swListenPort* swServer_add_port(swServer *serv, int type, char *host, int port)
  ls->ssl_config.session_tickets = 0;
  ls->ssl_config.stapling = 1;
  ls->ssl_config.stapling_verify = 1;
  - ls->ssl_config.ciphers = SW_SSL_CIPHER_LIST;
  - ls->ssl_config.ecdh_curve = SW_SSL_ECDH_CURVE;
  + ls->ssl_config.ciphers = sw_strdup(SW_SSL_CIPHER_LIST);
  + ls->ssl_config.ecdh_curve = sw_strdup(SW_SSL_ECDH_CURVE);
  #endif
  }
  }
  