Improve GitHub Actions (#97)

* Delete hassfest.yaml

* Update and rename ci.yaml to tox.yaml

* Create combined.yaml

* Update hacs.json

* Update README.md

* Update combined.yaml

* Remove unused import

* Restored wrongly deleted line in cover.py

* Update config_flow.py

* Update __init__.py

Co-authored-by: Pierre Ståhl <pierre.staahl@gmail.com>
Co-authored-by: rospogrigio <49229287+rospogrigio@users.noreply.github.com>

custom_components/localtuya/binary_sensor.py

@@ -3,10 +3,9 @@ import logging
 from functools import partial
 
 import voluptuous as vol
-
 from homeassistant.components.binary_sensor import (
-    DOMAIN,
     DEVICE_CLASSES_SCHEMA,
+    DOMAIN,
     BinarySensorEntity,
 )
 from homeassistant.const import CONF_DEVICE_CLASS