[gnome-shell-sass] theme: Make AuthPrompt messages white

[Florian Müllner <fmuellner src gnome org>]

commit 012c414cf161ece66d806c190dc28d88d55ce69c
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Wed Feb 5 16:00:10 2020 -0300

    theme: Make AuthPrompt messages white
    
    As per design review, it is more important to preserve the
    legibility of the labels than their actual warning colors.
    
    Make the login & unlock dialog message labels white.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/922

 widgets/_login-dialog.scss | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
---
diff --git a/widgets/_login-dialog.scss b/widgets/_login-dialog.scss
index 22ac8d1..b33dea3 100644
--- a/widgets/_login-dialog.scss
+++ b/widgets/_login-dialog.scss
@@ -80,13 +80,17 @@
 
     StIcon { icon-size: $base_icon_size; }
   }
+
+  .caps-lock-warning-label,
+  .login-dialog-message-warning {
+    color: $osd_fg_color;
+  }
 }
 
 .login-dialog-logo-bin { padding: 24px 0px; }
 .login-dialog-banner { color: darken($osd_fg_color,10%); }
 .login-dialog-button-box { width: 23em; spacing: 5px; }
 .login-dialog-message { text-align: center; }
-.login-dialog-message-warning { color: $warning_color; }
 .login-dialog-message-hint { padding-top: 0; padding-bottom: 20px; }
 .login-dialog-user-selection-box { padding: 100px 0px; }
 .login-dialog-not-listed-label {