Apply suggestions from code review

Author: joperezr

Directory.Packages.props

@@ -4,8 +4,8 @@
     <CentralPackageTransitivePinningEnabled>true</CentralPackageTransitivePinningEnabled>
     <AspnetVersion>9.0.7</AspnetVersion>
     <MicrosoftExtensionsVersion>9.0.7</MicrosoftExtensionsVersion>
-    <AspireVersion>9.4.0-preview.1.25367.4</AspireVersion>
-    <AspireUnstablePackagesVersion>9.4.0-preview.1.25367.4</AspireUnstablePackagesVersion>
+    <AspireVersion>9.4.0</AspireVersion>
+    <AspireUnstablePackagesVersion>9.4.0-preview.1.25378.8</AspireUnstablePackagesVersion>
     <GrpcVersion>2.71.0</GrpcVersion>
     <DuendeVersion>7.1.1</DuendeVersion>
     <ApiVersioningVersion>8.1.0</ApiVersioningVersion>

nuget.config

@@ -4,7 +4,6 @@
     <!--To inherit the global NuGet package sources remove the <clear/> line below -->
     <clear />
     <add key="nuget" value="https://api.nuget.org/v3/index.json" />
-    <add key="dotnet9" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet9/nuget/v3/index.json" />
   </packageSources>
 
   <packageSourceMapping>
@@ -13,8 +12,5 @@
     <packageSource key="nuget">
       <package pattern="*" />
     </packageSource>
-    <packageSource key="dotnet9">
-      <package pattern="*" />
-    </packageSource>
   </packageSourceMapping>
 </configuration>