pi-dhtsensor-circuitpython
Installs the DHT22 temperature/humidity sensor polling script based on
adafruit-circuitpython-dht (requires libgpiod2) — the newer alternative
to the pi-dhtsensor role's legacy Adafruit_DHT library. Mutually
exclusive with pi-dhtsensor.
Key vars: dht_pin, dht_polling_sleep_time_seconds