* Carefully move changes from the plugin-cluster-reload branch into this clean branch off master.
* Don't test this at this level, adequately covered in the api level tests
* Change PR link
* go.mod
* Vendoring
* Vendor api/sys_plugins.go
* Refactor PG container creation.
* Rework rotation tests to use shorter sleeps.
* Refactor rotation tests.
* Add a static role rotation test for MongoDB Atlas.
