Bump NUnit from 4.5.1 to 4.6.0#77

dependabot[bot] wants to merge 1 commit intomainVerifyTests/Verify.ParametersHashing:mainfrom

dependabot/nuget/src/NUnit-4.6.0VerifyTests/Verify.ParametersHashing:dependabot/nuget/src/NUnit-4.6.0Copy head branch name to clipboard