Update appcast.xml

Author: intitni

appcast.xml

@@ -3,6 +3,18 @@
   <channel>
     <title>Copilot for Xcode</title>
 
+    <item>
+      <title>0.17.1</title>
+      <pubDate>Wed, 31 May 2023 12:30:21 +0800</pubDate>
+      <sparkle:version>171</sparkle:version>
+      <sparkle:shortVersionString>0.17.1</sparkle:shortVersionString>
+      <sparkle:minimumSystemVersion>12.0</sparkle:minimumSystemVersion>
+      <sparkle:releaseNotesLink>
+        https://github.com/intitni/CopilotForXcode/releases/tag/0.17.1
+      </sparkle:releaseNotesLink>
+      <enclosure url="https://github.com/intitni/CopilotForXcode/releases/download/0.17.1/Copilot.for.Xcode.app.zip" length="19078871" type="application/octet-stream" sparkle:edSignature="YCA19m2Ct8oM45VQXGWqYDL3OLdAL4dT9ZOJinc2w8VExVy/21ei27x9+qA8/7F/+njC3vpdJ/8K3fu3PYDSDw=="/>
+    </item>
+
     <item>
       <title>0.17.0</title>
       <pubDate>Sat, 27 May 2023 15:33:25 +0800</pubDate>