[totem] libgd: update to latest git master

[Cosimo Cecchi <cosimoc src gnome org>]

commit e71f5eb8f1199bf2e108686c84ed219aefa4d6d3
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Dec 2 16:23:54 2015 +0100

    libgd: update to latest git master
    
    Fixes warnings with GTK 3.19, and fixes default style for entry tags.

 libgd |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgd b/libgd
index 7c12355..9eecd99 160000
--- a/libgd
+++ b/libgd
@@ -1 +1 @@
-Subproject commit 7c1235591c4aa866b28c8b8dabdcb3b9084c5763
+Subproject commit 9eecd99e940a2579be64b79791337dc5048cabdc