反向依赖ATINY应用层，不启用AtinyMQTT会导致MQTTClient编译出错
MQTTClient-C/src/liteOS/MQTTliteos.c:255:12: error: 'ATINY_OK' undeclared (first use in this function); did you mean 'ATINY_LOG'?
255 | return ATINY_OK;

ATINY_OK => ATINY_NET_OK