https://github.com/micro-elements/MicroElements.Swashbuckle.FluentValidation/blob/master/README.md#workaround-1-use-httpcontextserviceprovidervalidatorfactory-by-warpspider states the preferred workaround is to use HttpContextServiceProviderValidatorFactory, but in v6 that class has been removed per the changelog. What is the new preferred workaround with the removal of that factory?