Bump Microsoft.NET.Test.Sdk from 17.11.1 to 17.12.0

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 17.11.1 to 17.12.0.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](microsoft/vstest@v17.11.1...v17.12.0)

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

test/SlowDown.Tests/SlowDown.Tests.csproj

@@ -15,16 +15,16 @@
     <PackageReference Include="coverlet.collector" Version="6.0.2" />
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="9.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
     <PackageReference Include="MicrosoftExtensions.Logging.Xunit" Version="1.0.0" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="Xunit.DependencyInjection" Version="9.7.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net8.0'">
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="8.0.11" />
-    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.11" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="9.0.0" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'net9.0'">
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />