Use custom "ElfToBin" builder for PIO (#6091)
Use custom "ElfToBin" builder for PIO (#6091)


sticilface/Arduino,esp8266/Arduino,esp8266/Arduino,sticilface/Arduino,esp8266/Arduino,esp8266/Arduino,sticilface/Arduino,sticilface/Arduino,esp8266/Arduino,sticilface/Arduino