Update appcast.xml

Author: intitni

appcast.xml

@@ -3,18 +3,6 @@
   <channel>
     <title>Copilot for Xcode</title>
 
-    <item>
-      <title>0.11.1</title>
-      <pubDate>Mon, 10 Apr 2023 19:04:48 +0800</pubDate>
-      <sparkle:version>81</sparkle:version>
-      <sparkle:shortVersionString>0.11.1</sparkle:shortVersionString>
-      <sparkle:minimumSystemVersion>12.0</sparkle:minimumSystemVersion>
-      <sparkle:releaseNotesLink>
-        https://github.com/intitni/CopilotForXcode/releases/tag/0.11.1
-      </sparkle:releaseNotesLink>
-      <enclosure url="https://github.com/intitni/CopilotForXcode/releases/download/0.11.1/Copilot.for.Xcode.app.zip" length="19038951" type="application/octet-stream" sparkle:edSignature="fp0vSUUH7JyIeyeUrMa9p6u3UFkgl5EeNjkmuzPL9hTmjfkVR77IM/9BIe2730OYy7PR429ngSjWPS+PGIT0Bg=="/>
-    </item>
-
     <item>
       <title>0.11.0</title>
       <pubDate>Sat, 08 Apr 2023 23:32:22 +0800</pubDate>
@@ -61,4 +49,4 @@
         type="application/octet-stream" />
     </item>
   </channel>
-</rss>
+</rss>