RFX-433 software update 4016

RFX-433 software is different compared to RFXtrx433/RFX433 firmware! RFXflash cannot be used. Use esp.huhn.me to flash new software in the ESP32-S3 controller of the RFX-433. See the RFX User Guide (not RFXtrx User Guide) for details. Software release 4016 08-05-2025 Farmec Levante added Security2 K…