Add the load transition stats job to integration
Add the load transition stats job to integration

This job currently runs on production and preview,
not staging. Adding a production namespaced job 
to integration seems like a nicer idea than adding
logic for production or integration / duplicating 
jobs.
alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet