Bump xunit from 2.6.6 to 2.7.0

Bumps [xunit](https://github.com/xunit/xunit) from 2.6.6 to 2.7.0.
- [Commits](xunit/xunit@2.6.6...2.7.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

test/Console.UnitTests/Console.UnitTests.csproj

@@ -11,7 +11,7 @@
       <PackageReference Include="JunitXml.TestLogger" Version="3.1.12" />
       <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
       <PackageReference Include="NSubstitute" Version="5.1.0" />
-      <PackageReference Include="xunit" Version="2.6.6" />
+      <PackageReference Include="xunit" Version="2.7.0" />
       <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>

test/SiteWarmer.Core.UnitTests/SiteWarmer.Core.UnitTests.csproj

@@ -16,7 +16,7 @@
       <PackageReference Include="JunitXml.TestLogger" Version="3.1.12" />
       <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
       <PackageReference Include="NSubstitute" Version="5.1.0" />
-      <PackageReference Include="xunit" Version="2.6.6" />
+      <PackageReference Include="xunit" Version="2.7.0" />
       <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>