Bump NUnit3TestAdapter from 5.1.0 to 6.1.0#40

dependabot[bot] wants to merge 1 commit intomasterviklover/JsonHelper.NET:masterfrom

dependabot/nuget/JsonHelper.Net.Test/NUnit3TestAdapter-6.1.0viklover/JsonHelper.NET:dependabot/nuget/JsonHelper.Net.Test/NUnit3TestAdapter-6.1.0Copy head branch name to clipboard