Use core constants for google_assistant (#46204)

homeassistant/components/google_assistant/__init__.py

@@ -5,7 +5,7 @@ from typing import Any, Dict
 import voluptuous as vol
 
 # Typing imports
-from homeassistant.const import CONF_NAME
+from homeassistant.const import CONF_API_KEY, CONF_NAME
 from homeassistant.core import HomeAssistant, ServiceCall
 from homeassistant.helpers import config_validation as cv
 
@@ -35,7 +35,6 @@ from .const import EVENT_COMMAND_RECEIVED, EVENT_SYNC_RECEIVED  # noqa: F401, is
 _LOGGER = logging.getLogger(__name__)
 
 CONF_ALLOW_UNLOCK = "allow_unlock"
-CONF_API_KEY = "api_key"
 
 ENTITY_SCHEMA = vol.Schema(
     {

homeassistant/components/google_assistant/trait.py

@@ -1938,12 +1938,10 @@ class TransportControlTrait(_Trait):
 
     def query_attributes(self):
         """Return the attributes of this trait for this entity."""
-
         return {}
 
     async def execute(self, command, data, params, challenge):
         """Execute a media command."""
-
         service_attrs = {ATTR_ENTITY_ID: self.state.entity_id}
 
         if command == COMMAND_MEDIA_SEEK_RELATIVE: