Update ShelfPane.xaml

Author: yaira2

src/Files.App/UserControls/Pane/ShelfPane.xaml

@@ -78,7 +78,7 @@
 			VerticalAlignment="Center"
 			Orientation="Vertical"
 			Spacing="16"
-			Visibility="Collapsed">
+			Visibility="Visible">
 
 			<Image
 				x:Name="EmptyShelfImage"