Update appcast.xml

Author: intitni

appcast.xml

@@ -3,6 +3,18 @@
   <channel>
     <title>Copilot for Xcode</title>
 
+    <item>
+      <title>0.16.1</title>
+      <pubDate>Tue, 23 May 2023 11:06:14 +0800</pubDate>
+      <sparkle:version>161</sparkle:version>
+      <sparkle:shortVersionString>0.16.1</sparkle:shortVersionString>
+      <sparkle:minimumSystemVersion>12.0</sparkle:minimumSystemVersion>
+      <sparkle:releaseNotesLink>
+        https://github.com/intitni/CopilotForXcode/releases/tag/0.16.1
+      </sparkle:releaseNotesLink>
+      <enclosure url="https://github.com/intitni/CopilotForXcode/releases/download/0.16.1/Copilot.for.Xcode.app.zip" length="21012368" type="application/octet-stream" sparkle:edSignature="Z4Krbh53X0frA0WhhGHh2QXEKUJQz65SXQKFyn6rJmk7eXdbF0HhllEchUUooeQMeeIkR8I2VhK5Uq7Qenh1Dw=="/>
+    </item>
+
     <item>
       <title>0.15.4</title>
       <pubDate>Mon, 15 May 2023 22:13:11 +0800</pubDate>