[iagno] appdata: update screenshot size

[Michael Catanzaro <mcatanzaro src gnome org>]

commit accb8cfc9ef8212b835b63b2b038b45480bf14c5
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Wed Mar 5 21:05:01 2014 -0600

    appdata: update screenshot size

 data/iagno.appdata.xml.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/iagno.appdata.xml.in b/data/iagno.appdata.xml.in
index 5756423..39b31bd 100644
--- a/data/iagno.appdata.xml.in
+++ b/data/iagno.appdata.xml.in
@@ -17,7 +17,7 @@
     </_p>
   </description>
   <screenshots>
-    <screenshot type="default" width="1176" 
height="650">https://people.gnome.org/~mcatanzaro/iagno.png</screenshot>
+    <screenshot type="default" width="748" 
height="398">https://people.gnome.org/~mcatanzaro/iagno.png</screenshot>
   </screenshots>
   <url type="homepage">https://wiki.gnome.org/Apps/Iagno</url>
   <updatecontact>games-list_at_gnome.org</updatecontact>