!2 change vtm_event to debug

Module/mod_chromium/baseEx.cpp

@@ -1434,7 +1434,7 @@ void LogManager::logVtmEvent(int64_t hdl,
 		log["name"] = ConfigManager::getInstance().m_ws_infoArr[hdl].name;
 	log["threadId"] = Json::Int64(GetCurrentThreadId());
 
-	writeLog(LOG_LEVEL_INFO, log);
+	writeLog(LOG_LEVEL_DEBUG, log);
 }
 
 void LogManager::logVtmSessionAck(int64_t hdl,