Avoid loading platforms in HKC if we are going to raise ConfigEntryNotReady (#75177)

tests/components/homekit_controller/test_init.py

@@ -3,7 +3,7 @@
 from datetime import timedelta
 from unittest.mock import patch
 
-from aiohomekit import exceptions
+from aiohomekit import AccessoryDisconnectedError, exceptions
 from aiohomekit.model import Accessory
 from aiohomekit.model.characteristics import CharacteristicsTypes
 from aiohomekit.model.services import ServicesTypes
@@ -111,6 +111,9 @@ async def test_offline_device_raises(hass):
             nonlocal is_connected
             return is_connected
 
+        def get_characteristics(self, chars, *args, **kwargs):
+            raise AccessoryDisconnectedError("any")
+
     class OfflineFakeDiscovery(FakeDiscovery):
         """Fake discovery that returns an offline pairing."""