Add Alarm Control Panel (#4770)

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

esphome/components/web_server/list_entities.h

@@ -49,6 +49,9 @@ class ListEntitiesIterator : public ComponentIterator {
 #ifdef USE_LOCK
   bool on_lock(lock::Lock *a_lock) override;
 #endif
+#ifdef USE_ALARM_CONTROL_PANEL
+  bool on_alarm_control_panel(alarm_control_panel::AlarmControlPanel *a_alarm_control_panel) override;
+#endif
 
  protected:
   WebServer *web_server_;