[polari/gnome-3-20] appdata: Use screenshots from stable branch

[Florian Müllner <fmuellner src gnome org>]

commit 5c72ae34279808e87a1dfd590e112d09d19c291d
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Apr 29 18:19:50 2016 +0200

    appdata: Use screenshots from stable branch

 data/appdata/org.gnome.Polari.appdata.xml.in |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/data/appdata/org.gnome.Polari.appdata.xml.in b/data/appdata/org.gnome.Polari.appdata.xml.in
index 9ac5c76..dd1d43e 100644
--- a/data/appdata/org.gnome.Polari.appdata.xml.in
+++ b/data/appdata/org.gnome.Polari.appdata.xml.in
@@ -22,16 +22,16 @@
   </description>
   <screenshots>
     <screenshot type="default">
-      <image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-main.png</image>
+      <image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-main.png?h=gnome-3-20</image>
     </screenshot>
     <screenshot>
-      <image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-user-list.png</image>
+      <image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-user-list.png?h=gnome-3-20</image>
     </screenshot>
     <screenshot>
-      <image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-connection.png</image>
+      
<image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-connection.png?h=gnome-3-20</image>
     </screenshot>
     <screenshot>
-      <image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-connection-properties.png</image>
+      
<image>https://git.gnome.org/browse/polari/plain/data/appdata/polari-connection-properties.png?h=gnome-3-20</image>
     </screenshot>
   </screenshots>
   <url type="homepage">https://wiki.gnome.org/Apps/Polari</url>