[gnome-shell-sass] theme: Fix dash tooltip misalignment

[Florian Müllner <fmuellner src gnome org>]

commit 4d886a98d9aa3b119adb4142ffbe84f93ff60ac1
Author: nana-4 <hnmaigo gmail com>
Date:   Sat Jan 25 08:51:12 2020 +0900

    theme: Fix dash tooltip misalignment
    
    margin-top is unnecessary here.
    
    Fixes https://gitlab.gnome.org/GNOME/gnome-shell/issues/2130

 widgets/_dash.scss | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/widgets/_dash.scss b/widgets/_dash.scss
index 5c1b4e1..9956a1a 100644
--- a/widgets/_dash.scss
+++ b/widgets/_dash.scss
@@ -42,7 +42,6 @@ $dash_border_radius: $modal_radius * 1.5;
   border:none;
   box-shadow:0 0 0 1px $osd_outer_borders_color;
   color: $osd_fg_color;
-  margin-top: $base_margin + 4px;
   padding: $base_padding $base_padding + 2px;
   text-align: center;
   -x-offset: $base_margin * 2; // distance from the dash edge