chore(deps): update xunit-dotnet monorepo (#798)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

src/Directory.Packages.props

@@ -34,8 +34,8 @@
     <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" />
     <PackageVersion Include="System.Threading.Tasks.Extensions" Version="4.5.4" />
     <PackageVersion Include="Verify.Xunit" Version="25.0.1" />
-    <PackageVersion Include="xunit" Version="2.8.1" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.1" />
+    <PackageVersion Include="xunit" Version="2.9.0" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
     <PackageVersion Include="xunit.runner.devices" Version="2.5.25" />
     <PackageVersion Include="Xunit.StaFact" Version="1.1.11" />
   </ItemGroup>