Fix cleanup of old orphan device entries in AVM Fritz!Tools (#123516)

fix cleanup of old orphan device entries

homeassistant/components/fritz/coordinator.py

@@ -652,8 +652,6 @@ class FritzBoxTools(DataUpdateCoordinator[UpdateCoordinatorDataType]):
         entities: list[er.RegistryEntry] = er.async_entries_for_config_entry(
             entity_reg, config_entry.entry_id
         )
-
-        orphan_macs: set[str] = set()
         for entity in entities:
             entry_mac = entity.unique_id.split("_")[0]
             if (
@@ -661,17 +659,16 @@ class FritzBoxTools(DataUpdateCoordinator[UpdateCoordinatorDataType]):
                 or "_internet_access" in entity.unique_id
             ) and entry_mac not in device_hosts:
                 _LOGGER.info("Removing orphan entity entry %s", entity.entity_id)
-                orphan_macs.add(entry_mac)
                 entity_reg.async_remove(entity.entity_id)
 
         device_reg = dr.async_get(self.hass)
-        orphan_connections = {
-            (CONNECTION_NETWORK_MAC, dr.format_mac(mac)) for mac in orphan_macs
+        valid_connections = {
+            (CONNECTION_NETWORK_MAC, dr.format_mac(mac)) for mac in device_hosts
         }
         for device in dr.async_entries_for_config_entry(
             device_reg, config_entry.entry_id
         ):
-            if any(con in device.connections for con in orphan_connections):
+            if not any(con in device.connections for con in valid_connections):
                 _LOGGER.debug("Removing obsolete device entry %s", device.name)
                 device_reg.async_update_device(
                     device.id, remove_config_entry_id=config_entry.entry_id