[gnome-desktop-testing] Update libgsystem

[Colin Walters <walters src gnome org>]

commit d1074b114b4bf72a9695c5dcc40cc28d5e77cf7f
Author: Colin Walters <walters verbum org>
Date:   Thu May 9 15:14:57 2013 -0400

    Update libgsystem

 src/libgsystem |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/libgsystem b/src/libgsystem
index 51736db..ba63760 160000
--- a/src/libgsystem
+++ b/src/libgsystem
@@ -1 +1 @@
-Subproject commit 51736db5f49b4b798fd2f9d0ccb8eff453105162
+Subproject commit ba6376041cbab2cc74bd54410e0734602768ecbf