Bump Microsoft.NET.Test.Sdk, Okta.Sdk and xunit.runner.visualstudio#1231

dependabot[bot] wants to merge 1 commit intomainNHSDigital/nbs-appointments-management-service:mainfrom

dependabot/nuget/tests/Nhs.Appointments.Core.UnitTests/all-dependencies-ba9d827d80NHSDigital/nbs-appointments-management-service:dependabot/nuget/tests/Nhs.Appointments.Core.UnitTests/all-dependencies-ba9d827d80Copy head branch name to clipboard