Simplify homekit_controller cache clear (#114692)

homeassistant/components/homekit_controller/entity.py

@@ -2,7 +2,6 @@
 
 from __future__ import annotations
 
-import contextlib
 from typing import Any
 
 from aiohomekit.model.characteristics import (
@@ -80,11 +79,7 @@ class HomeKitEntity(Entity):
     def _async_clear_property_cache(self, properties: tuple[str, ...]) -> None:
         """Clear the cache of properties."""
         for prop in properties:
-            # suppress is slower than try-except-pass, but
-            # we do not expect to have many properties to clear
-            # or this to be called often.
-            with contextlib.suppress(AttributeError):
-                delattr(self, prop)
+            self.__dict__.pop(prop, None)
 
     @callback
     def _async_reconfigure(self) -> None: