Two issues with this: * Arduino SDK does not rely on ESP-IDF, so this doesn't matter. * Irrespective of when it landed, ESP-IDF already supports RISC-V ESP32

Two issues with this: * Arduino SDK does not rely on ESP-IDF, so this doesn't matter. * Irrespective of when it landed, ESP-IDF already supports RISC-V ESP32 devices well, and will increasingly focus on RISC-V devices thereon, as Espressif is committed to RISC-V going forward.