Bump Microsoft.NET.Test.Sdk from 17.5.0 to 17.6.0

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 17.5.0 to 17.6.0.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](microsoft/vstest@v17.5.0...v17.6.0)

---
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/Directory.Build.props

@@ -9,7 +9,7 @@
     </PropertyGroup>
 
     <ItemGroup Condition="$(IsTestProject) == 'true'">
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0"/>
         <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" PrivateAssets="All"/>
         <PackageReference Include="coverlet.collector" Version="3.2.0"/>
     </ItemGroup>