Metainfo: start 8.3.0 release notes

Author: danirabbit

data/dock.metainfo.xml.in

@@ -24,6 +24,16 @@
   <update_contact>contact_at_elementary.io</update_contact>
 
   <releases>
+    <release version="8.3.0" date="2025-09-18" urgency="medium">
+      <description>
+        <p>Updated translations</p>
+      </description>
+      <issues>
+        <issue url="https://github.com/elementary/dock/issues/259">Dock is sometimes hard to see</issue>
+        <issue url="https://github.com/elementary/dock/issues/341">Increase actionable area of an app icon all way to the screen edge</issue>
+      </issues>
+    </release>
+
     <release version="8.2.0" date="2025-09-08" urgency="medium">
       <description>
         <p>Updated translations</p>