Deprecate Lyft integration (#53005)

homeassistant/components/lyft/sensor.py

@@ -39,6 +39,10 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
 
 def setup_platform(hass, config, add_entities, discovery_info=None):
     """Set up the Lyft sensor."""
+    _LOGGER.warning(
+        "The Lyft integration has been deprecated and will be removed in "
+        "Home Assistant Core 2021.10"
+    )
 
     auth_flow = ClientCredentialGrant(
         client_id=config.get(CONF_CLIENT_ID),