Improve device trigger type hinting (#54907)

script/scaffold/templates/device_trigger/integration/device_trigger.py

@@ -1,6 +1,8 @@
 """Provides device triggers for NEW_NAME."""
 from __future__ import annotations
 
+from typing import Any
+
 import voluptuous as vol
 
 from homeassistant.components.automation import AutomationActionType
@@ -32,7 +34,9 @@ TRIGGER_SCHEMA = DEVICE_TRIGGER_BASE_SCHEMA.extend(
 )
 
 
-async def async_get_triggers(hass: HomeAssistant, device_id: str) -> list[dict]:
+async def async_get_triggers(
+    hass: HomeAssistant, device_id: str
+) -> list[dict[str, Any]]:
     """List device triggers for NEW_NAME devices."""
     registry = await entity_registry.async_get_registry(hass)
     triggers = []