develop
Reshuffle around stuff in preparation for github actions from @maldworth
Get rid of Shouldly
Integration of all external packages into MassTransit, split out into Abstractions, Middleware, and the core MassTransit assembly.
Remove Microsoft.Data.SqlClient dependency from MassTransit.TestFramework
Updated packages, fixed NHibernate Test vulnerability package reference
More NUnit4 preparation changes
Added .NET 9 support (Fixed #5651)
Add NUnit.Analyzer, rework test assertion recommendations