Update appcast.xml

Author: intitni

appcast.xml

@@ -3,6 +3,18 @@
   <channel>
     <title>Copilot for Xcode</title>
 
+    <item>
+      <title>0.25.0</title>
+      <pubDate>Wed, 11 Oct 2023 23:08:08 +0800</pubDate>
+      <sparkle:version>261</sparkle:version>
+      <sparkle:shortVersionString>0.25.0</sparkle:shortVersionString>
+      <sparkle:minimumSystemVersion>12.0</sparkle:minimumSystemVersion>
+      <sparkle:releaseNotesLink>
+        https://github.com/intitni/CopilotForXcode/releases/tag/0.25.0
+      </sparkle:releaseNotesLink>
+      <enclosure url="https://github.com/intitni/CopilotForXcode/releases/download/0.25.0/Copilot.for.Xcode.app.zip" length="35224211" type="application/octet-stream" sparkle:edSignature="0Yug7VJ31/I4rZe8BO5OC8GvjzzeqZ8GiEnQal3m0dJJT9WudApOv/182hI3REw6beIYTryftu1dGTGWo0nICA=="/>
+    </item>
+
     <item>
       <title>0.24.1</title>
       <pubDate>Fri, 29 Sep 2023 14:35:35 +0800</pubDate>