Add HVV integration (Hamburg public transportation) (#31564)

.coveragerc

CODEOWNERS

homeassistant/components/hvv_departures/__init__.py

homeassistant/components/hvv_departures/config_flow.py

homeassistant/components/hvv_departures/const.py

homeassistant/components/hvv_departures/hub.py

homeassistant/components/hvv_departures/manifest.json

homeassistant/components/hvv_departures/sensor.py

homeassistant/components/hvv_departures/strings.json

homeassistant/components/hvv_departures/translations/en.json

homeassistant/generated/config_flows.py

requirements_all.txt

requirements_test_all.txt

tests/components/hvv_departures/__init__.py

tests/components/hvv_departures/test_config_flow.py

tests/fixtures/hvv_departures/check_name.json

tests/fixtures/hvv_departures/config_entry.json

tests/fixtures/hvv_departures/departure_list.json

tests/fixtures/hvv_departures/init.json

tests/fixtures/hvv_departures/options.json