[gtk] Adwaita: take out an unnecessary rule

[Matthias Clasen <matthiasc src gnome org>]

commit 53c22bf83324448bf4e2fbeddb5df1ad46465d84
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jan 25 18:38:42 2020 -0500

    Adwaita: take out an unnecessary rule
    
    The comment says setting caret-color to currentColor
    shouldn't be necessary, and it is right.

 gtk/theme/Adwaita/_common.scss | 2 --
 1 file changed, 2 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index b1dc002f76..abe6843756 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -157,8 +157,6 @@ flowbox {
 }
 
 label {
-  caret-color: currentColor; // this shouldn't be needed.
-
   &.separator {
     @extend .dim-label;
   }