* Fix building issue of Nuvoton porting. 1. Change thread priority of lwip-tcpip and erx. 2. Remove '')' garbage symbols. 3. mm driver issues. Co-authored-by: Wayne Lin <wclin@nuvoton.com>
(1) Support NK-N9H30 board. (2) Change Mutex's flag to RT_IPC_FLAG_PRIO from RT_IPC_FLAG_FIFO.