Refresh network status at 1 second interval.

src/widgets/network.rs

@@ -156,7 +156,7 @@ impl Widget for NetworkSpeedWidget {
                 rx, rx_history, tx, tx_history
             ));
             return Some(WidgetUpdate {
-                refresh_interval: std::time::Duration::new(10, 0),
+                refresh_interval: std::time::Duration::new(1, 0),
                 data: Some(data),
             });
         }