Apply 'black -n 90' formatting across codebase

pi_mqtt_gpio/__init__.py

pi_mqtt_gpio/modules/__init__.py

pi_mqtt_gpio/modules/bh1750.py

pi_mqtt_gpio/modules/dht22.py

pi_mqtt_gpio/modules/ds18b.py

pi_mqtt_gpio/modules/orangepi.py

pi_mqtt_gpio/modules/raspberrypi.py

pi_mqtt_gpio/modules/streamserial.py

pi_mqtt_gpio/server.py

tests/modules/test_raspberrypi.py

tests/modules/test_stdio.py

tests/test_server_gpio_interrupt.py

tests/test_yaml_validation_modules_raspberrypi.py

tests_integration/test_gpio_interrupt.py

tests_integration/test_tst.py