Add sensor setup type hints [a-b] (#63319)

Co-authored-by: epenet <epenet@users.noreply.github.com>

homeassistant/components/atome/sensor.py

@@ -1,4 +1,6 @@
 """Linky Atome."""
+from __future__ import annotations
+
 from datetime import timedelta
 import logging
 
@@ -18,7 +20,10 @@ from homeassistant.const import (
     ENERGY_KILO_WATT_HOUR,
     POWER_WATT,
 )
+from homeassistant.core import HomeAssistant
 import homeassistant.helpers.config_validation as cv
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 from homeassistant.util import Throttle
 
 _LOGGER = logging.getLogger(__name__)
@@ -52,7 +57,12 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
 )
 
 
-def setup_platform(hass, config, add_entities, discovery_info=None):
+def setup_platform(
+    hass: HomeAssistant,
+    config: ConfigType,
+    add_entities: AddEntitiesCallback,
+    discovery_info: DiscoveryInfoType | None = None,
+) -> None:
     """Set up the Atome sensor."""
     username = config[CONF_USERNAME]
     password = config[CONF_PASSWORD]