Add Ridwell integration (#57590)

.coveragerc

.strict-typing

CODEOWNERS

homeassistant/components/ridwell/__init__.py

homeassistant/components/ridwell/config_flow.py

homeassistant/components/ridwell/const.py

homeassistant/components/ridwell/manifest.json

homeassistant/components/ridwell/sensor.py

homeassistant/components/ridwell/strings.json

homeassistant/components/ridwell/translations/en.json

homeassistant/generated/config_flows.py

mypy.ini

requirements_all.txt

requirements_test_all.txt

tests/components/ridwell/__init__.py

tests/components/ridwell/test_config_flow.py