[gnome-shell] theme: Update sass submodule ...

[Florian Müllner <fmuellner src gnome org>]

commit cf71ea016f28e9762acfd102593cad3fefa3de00
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Mar 5 13:47:31 2015 +0100

    theme: Update sass submodule ...
    
    ... to point to the correct source from commit 8536f9312c.

 data/theme/gnome-shell-sass |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/theme/gnome-shell-sass b/data/theme/gnome-shell-sass
index d2176f4..54efb8e 160000
--- a/data/theme/gnome-shell-sass
+++ b/data/theme/gnome-shell-sass
@@ -1 +1 @@
-Subproject commit d2176f46bd1f6fe1de17617adf00cc48441a3b03
+Subproject commit 54efb8e52a3ad352d27584ec776a6d5f16bc895b