ESPHome (https://esphome.io) code for receiving data from 433MHz fineoffset sensors
All credits to swedude https://community.home-assistant.io/u/swedude and lucsmall BetterWH2 https://github.com/lucsmall/BetterWH2
The code, put togehter by swedud, was copied from the Home Assistant forum https://community.home-assistant.io/t/working-433mhz-sensor-receiver-wh2-fineoffset/166764