Add eq3btsmart integration (#109291)

.coveragerc

.strict-typing

CODEOWNERS

homeassistant/brands/eq3.json

homeassistant/components/eq3btsmart/__init__.py

homeassistant/components/eq3btsmart/climate.py

homeassistant/components/eq3btsmart/config_flow.py

homeassistant/components/eq3btsmart/const.py

homeassistant/components/eq3btsmart/entity.py

homeassistant/components/eq3btsmart/manifest.json

homeassistant/components/eq3btsmart/models.py

homeassistant/components/eq3btsmart/schemas.py

homeassistant/components/eq3btsmart/strings.json

homeassistant/generated/bluetooth.py

homeassistant/generated/config_flows.py

homeassistant/generated/integrations.json

mypy.ini

requirements_all.txt

requirements_test_all.txt

tests/components/eq3btsmart/__init__.py