chore(deps): update dependency verify.xunit to 28.6.0 (#1635)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [Verify.Xunit](https://redirect.github.com/VerifyTests/Verify) |
`28.5.0` -> `28.6.0` |
[![age](https://developer.mend.io/api/mc/badges/age/nuget/Verify.Xunit/28.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/nuget/Verify.Xunit/28.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/nuget/Verify.Xunit/28.5.0/28.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/nuget/Verify.Xunit/28.5.0/28.6.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

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### Release Notes

<details>
<summary>VerifyTests/Verify (Verify.Xunit)</summary>

###
[`v28.6.0`](https://redirect.github.com/VerifyTests/Verify/compare/28.5.0...28.6.0)

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Source](https://redirect.github.com/VerifyTests/Verify/compare/28.5.0...28.6.0)

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tests/Digdir.Domain.Dialogporten.Application.Unit.Tests/Digdir.Domain.Dialogporten.Application.Unit.Tests.csproj

@@ -12,7 +12,7 @@
         </PackageReference>
         <PackageReference Include="FluentAssertions" Version="7.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-        <PackageReference Include="Verify.Xunit" Version="28.5.0" />
+        <PackageReference Include="Verify.Xunit" Version="28.6.0" />
         <PackageReference Include="NSubstitute" Version="5.3.0"/>
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">

tests/Digdir.Domain.Dialogporten.GraphQl.Integration.Tests/Digdir.Domain.Dialogporten.GraphQl.Integration.Tests.csproj

@@ -13,7 +13,7 @@
         <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="NSubstitute" Version="5.3.0"/>
-        <PackageReference Include="Verify.Xunit" Version="28.5.0" />
+        <PackageReference Include="Verify.Xunit" Version="28.6.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
             <PrivateAssets>all</PrivateAssets>

tests/Digdir.Domain.Dialogporten.WebApi.Integration.Tests/Digdir.Domain.Dialogporten.WebApi.Integration.Tests.csproj

@@ -8,7 +8,7 @@
     <ItemGroup>
         <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="9.0.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
-        <PackageReference Include="Verify.Xunit" Version="28.5.0" />
+        <PackageReference Include="Verify.Xunit" Version="28.6.0" />
         <PackageReference Include="xunit" Version="2.9.2" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
             <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>