[network-manager-applet] appdata: add some more metadata

[Lubomir Rintel <lkundrak src gnome org>]

commit 090709e035dd54de4d90e0ac74093931254846a2
Author: Lubomir Rintel <lkundrak v3 sk>
Date:   Tue Apr 12 20:03:15 2016 +0200

    appdata: add some more metadata

 nm-connection-editor.appdata.xml.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/nm-connection-editor.appdata.xml.in b/nm-connection-editor.appdata.xml.in
index edda48f..03b3f4b 100644
--- a/nm-connection-editor.appdata.xml.in
+++ b/nm-connection-editor.appdata.xml.in
@@ -16,7 +16,7 @@
 
   <screenshots>
     <screenshot type="default">
-      <image>https://git.gnome.org/browse/network-manager-applet/plain/nm-connection-editor.png</image>
+      <image width="772" 
height="548">https://git.gnome.org/browse/network-manager-applet/plain/nm-connection-editor.png</image>
       <_caption/>
     </screenshot>
   </screenshots>