chore(deps): update xunit-dotnet monorepo to v2.8.0

Author: renovate[bot]

dotnet/CucumberExpressions.Tests/CucumberExpressions.Tests.csproj

@@ -11,8 +11,8 @@
   <ItemGroup>
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
-    <PackageReference Include="xunit" Version="2.7.1" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.8">
+    <PackageReference Include="xunit" Version="2.8.0" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.8.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>