[gnome-builder] styles: tweak builder dark style

[Christian Hergert <chergert src gnome org>]

commit e0b11fdc936d5eb0f5f8d9728033f9c7ae107be6
Author: Christian Hergert <chergert redhat com>
Date:   Wed Nov 28 17:10:22 2018 -0800

    styles: tweak builder dark style
    
    This matches the dark style better for what is in gnome-3-24 HEAD.

 data/style-schemes/builder-dark.style-scheme.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/style-schemes/builder-dark.style-scheme.xml 
b/data/style-schemes/builder-dark.style-scheme.xml
index 4f3c6a63e..98264413a 100644
--- a/data/style-schemes/builder-dark.style-scheme.xml
+++ b/data/style-schemes/builder-dark.style-scheme.xml
@@ -59,8 +59,8 @@
   <color name="pink1"                       value="#dd4a68"/>
   <color name="red1"                        value="#ff0000"/>
 
-  <color name="dark1"                        value="#1c1f20"/>
-  <color name="dark2"                        value="#212527"/>
+  <color name="dark1"                        value="#232029"/>
+  <color name="dark2"                        value="#25232c"/>
   <color name="dark3"                        value="#4d5558"/>
 
   <!-- Global Settings -->