Bump xunit from 2.9.1 to 2.9.2 (#1726)

Bumps [xunit](https://github.com/xunit/xunit) from 2.9.1 to 2.9.2.
- [Commits](xunit/xunit@v2-2.9.1...v2-2.9.2)

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

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

Directory.Packages.props

@@ -11,7 +11,7 @@
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="8.0.0" />
     <PackageVersion Include="NSubstitute" Version="5.1.0" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />
-    <PackageVersion Include="xunit" Version="2.9.1" />
+    <PackageVersion Include="xunit" Version="2.9.2" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
 
     <!-- After an upgrade of this library the nuspec file should also be updated -->