[gtk/wip/jimmac/dialog-buttons-fix] Adwaita: dialog button rounding

[Jakub Steiner <jimmac src gnome org>]

commit a2de268ddd32fec63fae7dae2fd1f7c96583049c
Author: Jakub Steiner <jimmac gmail com>
Date:   Thu Jul 16 13:50:44 2020 +0200

    Adwaita: dialog button rounding
    
    - fix :active corner rounding
    
    Fixes https://gitlab.gnome.org/GNOME/gtk/-/issues/2935

 gtk/theme/Adwaita/_common.scss | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index a7646eade7..8e7375e2cd 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -3242,11 +3242,11 @@ window.dialog.message { // Message Dialog styling
 
       &:first-child{
         border-left-style: none;
-        border-bottom-left-radius: 7px;
+        border-radius: 0 0 0 7px;
       }
 
       &:last-child {
-        border-bottom-right-radius: 7px;
+        border-radius: 0 0 7px 0;
       }
     }
   }