DEV-2 UART Pins incorrectly identified

[Didgeridrew]

https://community.home-assistant.io/t/help-required-esp32-c6-with-ld2410c-24ghz-human-presence-sensor/1026577/3

[bharvey88]

Thanks for the catch @Didgeridrew! Fixed in #1141, live now. The DEV-2 UART pins are TX GPIO16 and RX GPIO17, and both DEV pinout images have been redone.