Bump xunit from 2.4.1 to 2.4.2

Bumps [xunit](https://github.com/xunit/xunit) from 2.4.1 to 2.4.2.
- [Release notes](https://github.com/xunit/xunit/releases)
- [Commits](xunit/xunit@2.4.1...2.4.2)

---
updated-dependencies:
- dependency-name: xunit
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/VisualStudio.Tests/VisualStudio.Tests.csproj

@@ -9,7 +9,7 @@
     <PackageReference Include="DotNetConfig" Version="1.0.6" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.0" />
     <PackageReference Include="Moq" Version="4.18.2" />
-    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
   </ItemGroup>