Bump xunit.runner.visualstudio in /tests/Result.Tests (#11)

Bumps [xunit.runner.visualstudio](https://github.com/xunit/visualstudio.xunit) from 2.4.0 to 2.4.2.
- [Release notes](https://github.com/xunit/visualstudio.xunit/releases)
- [Commits](https://github.com/xunit/visualstudio.xunit/commits/v2.4.2)

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

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

tests/Result.Tests/Result.Tests.csproj

@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.5.0" />
     <PackageReference Include="xunit" Version="2.4.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.2" />
     <PackageReference Include="coverlet.collector" Version="1.2.0" />
   </ItemGroup>