removed unused imports

cpu_governor_auto_adjust/triggers/roon.py

@@ -2,7 +2,7 @@ from cpu_governor_auto_adjust.trigger import Trigger
 from cpu_governor_auto_adjust.config import Config
 from roonapi import RoonApi, RoonDiscovery  # type: ignore
 from functools import cached_property
-from typing import Any, NamedTuple, Union, Optional
+from typing import Any, Union
 from pathlib import Path
 from importlib.metadata import version
 from socket import gethostname