[gnome-mines] appdata: update screenshot size

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 6f70b7c7b86269e6328043bc52674dd966b73d81
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sat Sep 20 16:42:26 2014 -0500

    appdata: update screenshot size
    
    I think I hate screenshot-window-sizer.

 data/gnome-mines.appdata.xml.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/gnome-mines.appdata.xml.in b/data/gnome-mines.appdata.xml.in
index 3fdb146..62514c8 100644
--- a/data/gnome-mines.appdata.xml.in
+++ b/data/gnome-mines.appdata.xml.in
@@ -19,7 +19,7 @@
   </_p>
  </description>
  <screenshots>
-  <screenshot type="default" width="748" 
height="564">https://people.gnome.org/~mcatanzaro/gnome-mines.png</screenshot>
+  <screenshot type="default" width="748" 
height="563">https://people.gnome.org/~mcatanzaro/gnome-mines.png</screenshot>
  </screenshots>
  <url type="homepage">https://wiki.gnome.org/Apps/Mines</url>
  <updatecontact>games_list_at_gnome.org</updatecontact>