[gnome-font-viewer] Fix 404 homepage URL in appdata

[Andre Klapper <aklapper src gnome org>]

commit 488fe216adc2720bc63939e495e592369a6eac3a
Author: Andre Klapper <a9016009 gmx de>
Date:   Thu Sep 16 10:08:35 2021 +0200

    Fix 404 homepage URL in appdata
    
    Fixes #36
    Fixes #27

 data/org.gnome.font-viewer.appdata.xml.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/data/org.gnome.font-viewer.appdata.xml.in b/data/org.gnome.font-viewer.appdata.xml.in
index 78519c2..641445f 100644
--- a/data/org.gnome.font-viewer.appdata.xml.in
+++ b/data/org.gnome.font-viewer.appdata.xml.in
@@ -19,9 +19,9 @@
     </p>
   </description>
   <developer_name>The GNOME Project</developer_name>
-  <url type="homepage">http://www.gnome.org/gnome-3/</url>
+  <url type="homepage">https://www.gnome.org/</url>
   <url type="bugtracker">https://gitlab.gnome.org/GNOME/gnome-font-viewer/issues</url>
-  <url type="donation">http://www.gnome.org/friends/</url>
+  <url type="donation">https://www.gnome.org/donate/</url>
   <screenshots>
     <screenshot type="default">
       <image>https://help.gnome.org/misc/release-notes/3.6/figures/users-font-viewer.png</image>