Change: Use power-of-2 scaling for some dimensions in GUI.

These are related to drawing sprites that are normally drawn on the
landscape, and should therefore still follow power-of-2 scaling to fit
correctly.

src/station_gui.cpp

@@ -811,7 +811,7 @@ static const NWidgetPart _nested_station_view_widgets[] = {
  */
 static void DrawCargoIcons(CargoID i, uint waiting, int left, int right, int y)
 {
-	int width = ScaleGUITrad(10);
+	int width = ScaleSpriteTrad(10);
 	uint num = std::min<uint>((waiting + (width / 2)) / width, (right - left) / width); // maximum is width / 10 icons so it won't overflow
 	if (num == 0) return;