stop method
Stops the service.
Implementation
@override
Future<void> stop() async {
if (!_isRunning) return;
_isRunning = false;
_logger.info('Stopping MobileLifecycleCoordinator...');
await _lifecycleSub?.cancel();
_lifecycleSub = null;
await _batterySub?.cancel();
_batterySub = null;
await _powerModeController.close();
_logger.debug('MobileLifecycleCoordinator stopped');
}