[gnome-control-center] Update to latest egg-list-box

[Matthias Clasen <matthiasc src gnome org>]

commit d8e790a1f0e8b6a85b0291e0d1d4e5051cfdd5ee
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Jan 22 22:19:14 2013 -0500

    Update to latest egg-list-box

 egg-list-box |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/egg-list-box b/egg-list-box
index 98b0a39..ebcc7ed 160000
--- a/egg-list-box
+++ b/egg-list-box
@@ -1 +1 @@
-Subproject commit 98b0a39efe7b1892570ece53748ab153a91b9cbc
+Subproject commit ebcc7ed3bd2782e29e56b5452a5d4080d4d87cc7