[utilities/ark] app: Port some metadate from apps.kde.org

Git commit bbcf3eeb64f2756b23bc708d8efdab409a68becc by Julius Künzel.
Committed on 15/08/2026 at 15:50.
Pushed by jlskuz into branch 'master'.

Port some metadate from apps.kde.org

The goal is to have only one place for such metadata which should be the AppStream file of the application. This makes the infos useful for more consumers than just apps.kde.org. See also frameworks/kcoreaddons!585

M  +3    -0    app/org.kde.ark.appdata.xml

https://invent.kde.org/utilities/ark/-/commit/bbcf3eeb64f2756b23bc708d8efdab409a68becc

diff --git a/app/org.kde.ark.appdata.xml b/app/org.kde.ark.appdata.xml
index 7018f2181..307516b7e 100644
--- a/app/org.kde.ark.appdata.xml
+++ b/app/org.kde.ark.appdata.xml
@@ -407,6 +407,9 @@
   <url type="bugtracker">https://bugs.kde.org/enter_bug.cgi?format=guided&amp;product=ark</url>
   <url type="help">https://docs.kde.org/?application=ark</url>
   <url type="donation">https://www.kde.org/community/donations/?app=ark&amp;source=appdata</url>
+  <custom>
+    <value key="KDE::mailinglist-devel">[email protected]</value>
+  </custom>
   <project_group>KDE</project_group>
   <update_contact>kde-utils-devel_AT_kde.org</update_contact>
   <provides>