sensitize periodic light refresh in hue2 again.

internal/drivers/hue2/bridge.go

@@ -63,7 +63,7 @@ func (b *Bridge) Run(ctx context.Context, eventCh chan<- models.Event) error {
 		case <-ctx.Done():
 			return ctx.Err()
 		case <-lightRefreshTimer.C:
-			if time.Since(lastUpdate) < time.Second*10 {
+			if time.Since(lastUpdate) < time.Second*2 {
 				continue
 			}