[gbrainy] Fix make distcheck

[Jordi Mas <jmas src gnome org>]

commit f89b2c668d30cd83d7c17ca82083005e5d634f62
Author: Jordi Mas <jmas softcatala org>
Date:   Wed Mar 16 08:19:54 2011 +0100

    Fix make distcheck

 data/Makefile.am |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index 069f8e9..4116e89 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -1,7 +1,8 @@
 pixmapdir = $(datadir)/pixmaps
 pixmap_DATA = app-graphics/gbrainy.png \
 		app-graphics/gbrainy.svg \
-		app-graphics/gbrainy16.png
+		app-graphics/gbrainy16.png \
+		app-graphics/gbrainy48.png
 
 analogiesdir = $(datadir)/games/gbrainy
 themesdir = $(datadir)/games/gbrainy