[libadwaita] action-row: Refine spacing

[Alexander Mikhaylenko <alexm src gnome org>]

commit 62d50feedde8df0e54db21b8419ea6cfbed7b7f3
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Fri Apr 22 19:11:54 2022 +0400

    action-row: Refine spacing
    
    Make it 6px, matching toolbars. Leave 12px between prefix box, icon and
    title.

 src/stylesheet/widgets/_lists.scss | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/src/stylesheet/widgets/_lists.scss b/src/stylesheet/widgets/_lists.scss
index 5b43c202..5aa04454 100644
--- a/src/stylesheet/widgets/_lists.scss
+++ b/src/stylesheet/widgets/_lists.scss
@@ -85,7 +85,7 @@ row {
   > box.header {
     margin-left: 12px;
     margin-right: 12px;
-    border-spacing: 12px;
+    border-spacing: 6px;
     min-height: 50px;
 
     > .icon:disabled {
@@ -100,7 +100,13 @@ row {
 
     > .prefixes,
     > .suffixes {
-      border-spacing: 12px;
+      border-spacing: 6px;
+    }
+
+    > .icon,
+    > .prefixes {
+      &:dir(ltr) { margin-right: 6px; }
+      &:dir(rtl) { margin-left: 6px; }
     }
   }
 }