Update custom_components/unifi_network_rules/coordinator.py

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: sirkirby

custom_components/unifi_network_rules/coordinator.py

@@ -64,7 +64,6 @@ def __init__(
         self.config_entry = None
 
         # DataUpdateCoordinator handles concurrency internally, reducing need for manual locks
-        self._update_lock = asyncio.Lock()  # Keep for now, but coordinator provides built-in concurrency control
 
         # Authentication state
         self._authentication_in_progress = False