[ostree] libgsystem: Update to the latest

[Colin Walters <walters src gnome org>]

commit 5424652a7e58b01f1b77f28ef1697eb51485579c
Author: Colin Walters <walters verbum org>
Date:   Fri Jan 25 15:19:34 2013 -0500

    libgsystem: Update to the latest

 src/libgsystem |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/libgsystem b/src/libgsystem
index 3ca90a9..980fb78 160000
--- a/src/libgsystem
+++ b/src/libgsystem
@@ -1 +1 @@
-Subproject commit 3ca90a9a5644573be3a84c689a437598fb4406cd
+Subproject commit 980fb78af5953423042bf9b426caeb72ac2b73a5