Remove deprecated Raspberry Pi GPIO integration (#71777)

.coveragerc

.github/workflows/wheels.yml

homeassistant/components/rpi_gpio/__init__.py

homeassistant/components/rpi_gpio/binary_sensor.py

homeassistant/components/rpi_gpio/cover.py

homeassistant/components/rpi_gpio/manifest.json

homeassistant/components/rpi_gpio/services.yaml

homeassistant/components/rpi_gpio/switch.py

machine/raspberrypi

machine/raspberrypi2

machine/raspberrypi3

machine/raspberrypi3-64

machine/raspberrypi4

machine/raspberrypi4-64

requirements_all.txt

script/gen_requirements_all.py