Add setup type hints [c-d] (#63428)

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

homeassistant/components/coinbase/sensor.py

@@ -1,10 +1,15 @@
 """Support for Coinbase sensors."""
+from __future__ import annotations
+
 import logging
 
 from homeassistant.components.sensor import SensorEntity, SensorStateClass
+from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import ATTR_ATTRIBUTION
+from homeassistant.core import HomeAssistant
 from homeassistant.helpers.device_registry import DeviceEntryType
 from homeassistant.helpers.entity import DeviceInfo
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
 from .const import (
     API_ACCOUNT_AMOUNT,
@@ -38,11 +43,15 @@ DEFAULT_COIN_ICON = "mdi:cash"
 ATTRIBUTION = "Data provided by coinbase.com"
 
 
-async def async_setup_entry(hass, config_entry, async_add_entities):
+async def async_setup_entry(
+    hass: HomeAssistant,
+    config_entry: ConfigEntry,
+    async_add_entities: AddEntitiesCallback,
+) -> None:
     """Set up Coinbase sensor platform."""
     instance = hass.data[DOMAIN][config_entry.entry_id]
 
-    entities = []
+    entities: list[SensorEntity] = []
 
     provided_currencies = [
         account[API_ACCOUNT_CURRENCY]