Function serve_scanning_loop 

pub async fn serve_scanning_loop(
    iface_manager: Arc<Mutex<dyn IfaceManagerApi>>,
    saved_networks_manager: Arc<dyn SavedNetworksManagerApi>,
    telemetry_sender: TelemetrySender,
    location_sensor_updater: impl ScanResultUpdate,
    scan_request_channel: Receiver<ApiScanRequest>,
) -> Result<(), Error>

Create a future representing the scan manager loop.