Update to new CI pkg domain

Author: kzu

src/Directory.props

@@ -9,7 +9,7 @@
     <ThisAssemblyMinimumRoslynVersion>4.0</ThisAssemblyMinimumRoslynVersion>
     <PackFolder>analyzers/dotnet/roslyn$(ThisAssemblyMinimumRoslynVersion)/cs</PackFolder>
     <GenerateDocumentationFile>false</GenerateDocumentationFile>
-    <RestoreSources>https://api.nuget.org/v3/index.json;https://pkg.kzu.io/index.json;</RestoreSources>
+    <RestoreSources>https://api.nuget.org/v3/index.json;https://pkg.kzu.app/index.json;</RestoreSources>
 
     <!-- ThisAssembly shouldn't propagate transitively by default -->
     <DevelopmentDependency>true</DevelopmentDependency>