chore(deps): update xunit-dotnet monorepo (#637)

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

Author: renovate[bot]

src/ReactiveUI.Validation.Tests/ReactiveUI.Validation.Tests.csproj

@@ -11,13 +11,13 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
-    <PackageReference Include="xunit" Version="2.6.6" />
-    <PackageReference Include="xunit.runner.console" Version="2.6.6" />
+    <PackageReference Include="xunit" Version="2.7.0" />
+    <PackageReference Include="xunit.runner.console" Version="2.7.0" />
     <PackageReference Include="Xunit.StaFact" Version="1.1.11" />
     <PackageReference Include="Microsoft.Reactive.Testing" Version="6.0.0" />
     <PackageReference Include="PublicApiGenerator" Version="11.1.0" />
     <PackageReference Include="Verify.Xunit" Version="23.2.0" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.7" />
     <PackageReference Include="coverlet.msbuild" Version="6.0.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>