supertux-appdata.patch

diff --git a/supertux2.appdata.xml b/supertux2.appdata.xml
--- a/supertux2.appdata.xml	2023-10-25 13:02:23.300966139 +0100
+++ b/supertux2.appdata.xml	2023-10-25 13:03:15.645638888 +0100
@@ -2,7 +2,7 @@
 <component type="desktop-application">
   <id>org.supertuxproject.SuperTux</id>
   <metadata_license>CC0-1.0</metadata_license>
-  <project_license>GPL-3.0+ AND CC-BY-SA-2.0</project_license>
+  <project_license>GPL-3.0-or-later</project_license>
   <content_rating type="oars-1.1">
     <content_attribute id="violence-cartoon">mild</content_attribute>
     <content_attribute id="language-humor">mild</content_attribute>
@@ -23,20 +23,21 @@
     </p>
   </description>
   <developer_name>The SuperTux Team</developer_name>
-  <update_contact>supertux-devel@lists.lethargik.org</update_contact>
-  <url type="homepage">http://supertux.lethargik.org/</url>
+  <url type="homepage">https://www.supertux.org</url>
   <url type="bugtracker">https://github.com/SuperTux/supertux/issues</url>
+  <url type="donation">https://www.supertux.org/donate.html</url>
+  <url type="vcs-browser">https://github.com/SuperTux/supertux</url>
   <categories>
     <category>Game</category>
     <category>ActionGame</category>
     <category>ArcadeGame</category>
   </categories>
   <screenshots>
-    <screenshot type="default">https://www.supertux.org/images/0_6_0/0_6_0_1.png</screenshot>
-    <screenshot>https://www.supertux.org/images/0_6_0/0_6_0_2.png</screenshot>
-    <screenshot>https://www.supertux.org/images/0_6_0/0_6_0_3.png</screenshot>
-    <screenshot>https://www.supertux.org/images/0_6_0/0_6_0_4.png</screenshot>
-    <screenshot>https://www.supertux.org/images/0_6_0/0_6_0_5.png</screenshot>
+    <screenshot type="default"><image>https://www.supertux.org/images/0_6_0/0_6_0_1.png</image></screenshot>
+    <screenshot><image>https://www.supertux.org/images/0_6_0/0_6_0_2.png</image></screenshot>
+    <screenshot><image>https://www.supertux.org/images/0_6_0/0_6_0_3.png</image></screenshot>
+    <screenshot><image>https://www.supertux.org/images/0_6_0/0_6_0_4.png</image></screenshot>
+    <screenshot><image>https://www.supertux.org/images/0_6_0/0_6_0_5.png</image></screenshot>
   </screenshots>
   <launchable type="desktop-id">supertux2.desktop</launchable>
   <provides>