Bump xunit from 2.4.1 to 2.4.2 (#2858)

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] <[email protected]>

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

Author: dependabot[bot]

Directory.packages.props

@@ -21,7 +21,7 @@
         <PackageVersion Include="ShowMeTheXAML.MSBuild" Version="2.0.0" />
         <PackageVersion Include="VirtualizingWrapPanel" Version="1.5.7" />
         <PackageVersion Include="XAMLTest" Version="1.0.0-ci264" />
-        <PackageVersion Include="xunit" Version="2.4.1" />
+        <PackageVersion Include="xunit" Version="2.4.2" />
         <PackageVersion Include="xunit.runner.visualstudio" Version="2.4.5" />
         <PackageVersion Include="Xunit.StaFact" Version="1.1.11" />
     </ItemGroup>