[gnome-software] trivial: Make the spec file example reflect reality

[Richard Hughes <rhughes src gnome org>]

commit 666066ea9849bf948999f7c7a0559a968684444a
Author: Richard Hughes <richard hughsie com>
Date:   Fri Apr 22 11:36:57 2016 +0100

    trivial: Make the spec file example reflect reality

 contrib/gnome-software.spec.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/contrib/gnome-software.spec.in b/contrib/gnome-software.spec.in
index 270eda6..f3b2727 100644
--- a/contrib/gnome-software.spec.in
+++ b/contrib/gnome-software.spec.in
@@ -1,5 +1,5 @@
 %global glib2_version 2.45.8
-%global gtk3_version 3.17.7
+%global gtk3_version 3.18.2
 %global json_glib_version 1.1.1
 %global packagekit_version 1.0.9
 %global appstream_glib_version 0.5.1