tests (device): whitespace adjustment to satisfy ruff

tests/test_device.py

@@ -1,8 +1,8 @@
 from time import time
 
 import pytest
-# from homeassistant.const import EVENT_HOMEASSISTANT_STARTED, EVENT_HOMEASSISTANT_STOP
 
+# from homeassistant.const import EVENT_HOMEASSISTANT_STARTED, EVENT_HOMEASSISTANT_STOP
 from custom_components.tuya_local.device import TuyaLocalDevice
 
 from .const import EUROM_600_HEATER_PAYLOAD