chore(deps): update nuget non-major dependencies

This PR contains the following updates:

Package	Type	Update	Change
Microsoft.AspNetCore.Mvc.Testing (source)	nuget	patch	`6.0.11` -> `6.0.12`
Microsoft.NET.Test.Sdk	nuget	patch	`17.4.0` -> `17.4.1`

Release Notes

dotnet/aspnetcore

### [`v6.0.12`](https://togithub.com/dotnet/aspnetcore/releases/tag/v6.0.12): .NET 6.0.12 [Release](https://togithub.com/dotnet/core/tree/v6.0.12)

microsoft/vstest

### [`v17.4.1`](https://togithub.com/microsoft/vstest/releases/tag/v17.4.1) See the release notes [here](https://togithub.com/microsoft/vstest/blob/main/docs/releases.md#1741).

Configuration

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Altinn / altinn-register

chore(deps): update nuget non-major dependencies #96

Release Notes

Configuration