[gnome-klotski] appdata: Update project license

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 41a87a7e85048c3873238c78c22ee64e96f6febb
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sun Feb 14 21:41:32 2016 -0600

    appdata: Update project license

 data/gnome-klotski.appdata.xml.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/gnome-klotski.appdata.xml.in b/data/gnome-klotski.appdata.xml.in
index 4e1924a..14e28a9 100644
--- a/data/gnome-klotski.appdata.xml.in
+++ b/data/gnome-klotski.appdata.xml.in
@@ -3,7 +3,7 @@
 <component type="desktop">
   <id>gnome-klotski.desktop</id>
   <metadata_license>CC0-1.0</metadata_license>
-  <project_license>GPL-2.0+ and CC-BY-SA-3.0</project_license>
+  <project_license>GPL-3.0+ and CC-BY-SA-3.0</project_license>
   <_name>GNOME Klotski</_name>
   <_summary>Slide blocks to solve the puzzle</_summary>
   <description>