Update to stable M.E.AI :) (#421)

Author: stephentoub

Directory.Packages.props

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <System10Version>10.0.0-preview.3.25171.5</System10Version>
-    <MicrosoftExtensionsAIVersion>9.5.0-preview.1.25262.9</MicrosoftExtensionsAIVersion>
+    <MicrosoftExtensionsAIVersion>9.5.0</MicrosoftExtensionsAIVersion>
   </PropertyGroup>
 
   <!-- Product dependencies netstandard -->
@@ -42,13 +42,13 @@
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
 
     <!-- Testing dependencies -->
-    <PackageVersion Include="Anthropic.SDK" Version="5.0.0" />
+    <PackageVersion Include="Anthropic.SDK" Version="5.2.3" />
     <PackageVersion Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageVersion>
     <PackageVersion Include="GitHubActionsTestLogger" Version="2.4.1" />
-    <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="$(MicrosoftExtensionsAIVersion)" />
+    <PackageVersion Include="Microsoft.Extensions.AI.OpenAI" Version="9.5.0-preview.1.25265.7" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="9.0.4" />
     <PackageVersion Include="Microsoft.Extensions.Hosting" Version="9.0.4" />
     <PackageVersion Include="Microsoft.Extensions.Logging" Version="9.0.4" />