Bump Microsoft.NET.Test.Sdk from 17.6.2 to 17.6.3 (#3256)

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 17.6.2 to 17.6.3.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Changelog](https://github.com/microsoft/vstest/blob/main/docs/releases.md)
- [Commits](https://github.com/microsoft/vstest/compare/v17.6.2...v17.6.3)

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-type: direct:production
  update-type: version-update:semver-patch
...
Signed-off-by: Ndependabot[bot] <support@github.com>
Co-authored-by: Ndependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Directory.packages.props

@@ -13,7 +13,7 @@
     <PackageVersion Include="Microsoft.Composition" Version="1.0.31" />
     <PackageVersion Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageVersion Include="Microsoft.NETCore.Platforms" Version="7.0.3" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.6.2" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.6.3" />
     <PackageVersion Include="Microsoft.Toolkit.MVVM" Version="7.1.2" />
     <PackageVersion Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.39" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />