[gnome-chess] appdata: update screenshot size

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 6a68068574e84a345c8ccf6029dbb09bf4e4a2d0
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat Sep 20 13:10:25 2014 -0500

    appdata: update screenshot size

 data/gnome-chess.appdata.xml.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/gnome-chess.appdata.xml.in b/data/gnome-chess.appdata.xml.in
index 34433e1..08e558f 100644
--- a/data/gnome-chess.appdata.xml.in
+++ b/data/gnome-chess.appdata.xml.in
@@ -17,7 +17,7 @@
   </_p>
  </description>
  <screenshots>
-  <screenshot type="default" width="972" 
height="524">https://people.gnome.org/~mcatanzaro/gnome-chess.png</screenshot>
+  <screenshot type="default" width="748" 
height="484">https://people.gnome.org/~mcatanzaro/gnome-chess.png</screenshot>
  </screenshots>
  <url type="homepage">https://wiki.gnome.org/Apps/Chess</url>
  <updatecontact>mcatanzaro_at_gnome.org</updatecontact>