[gnome-shell-sass] theme/window-picker: Fixup box-shadow of overview workspace backgrounds

[Florian Müllner <fmuellner src gnome org>]

commit 179ce628ca246ede81b824bc7b6367650d2bf3b0
Author: Jonas Dreßler <verdre v0yd nl>
Date:   Thu Feb 18 22:10:02 2021 +0100

    theme/window-picker: Fixup box-shadow of overview workspace backgrounds
    
    A small mistake snuck in right before landing the previous commit and
    the box-shadow was moved 4px vertically above the wallpaper instead of
    below it. Fix that and put it 4px below the wallpaper.
    
    Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1697>

 widgets/_window-picker.scss | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/widgets/_window-picker.scss b/widgets/_window-picker.scss
index 7592aa4..b3b93f2 100644
--- a/widgets/_window-picker.scss
+++ b/widgets/_window-picker.scss
@@ -49,5 +49,5 @@ $window_close_button_padding: 3px;
   // keep in sync with BACKGROUND_CORNER_RADIUS_PIXELS in workspace.js
   border-radius: 30px;
   background-color: $osd_bg_color;
-  box-shadow: 0 -4px 16px 4px transparentize(darken($osd_bg_color, 30%), 0.7);
+  box-shadow: 0 4px 16px 4px transparentize(darken($osd_bg_color, 30%), 0.7);
 }