build(deps): bump Microsoft.NET.Test.Sdk from 17.3.0 to 17.3.1 (#846)

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 17.3.0 to 17.3.1.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Commits](microsoft/vstest@v17.3.0...v17.3.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

tests/Directory.Build.props

@@ -16,7 +16,7 @@
 	<ItemGroup Condition="$(MSBuildProjectName) != 'bunit.testassets'">
 		<PackageReference Include="AutoFixture" Version="4.17.0" />
 		<PackageReference Include="AutoFixture.Xunit2" Version="4.17.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.1" />
     <PackageReference Include="Moq" Version="4.18.2" />
 		<PackageReference Include="Shouldly" Version="4.1.0" />
 		<PackageReference Include="xunit" Version="2.4.2" />