Sleep before deploying to next instance
Sleep before deploying to next instance

This is a temporary hack to minimize the chance of the app being
detected as down by StatusCake. This should only exist for as long as we
are not doing zero-downtime deploys.

:cowboy_hat_face:

openregister/openregister-java,openregister/openregister-java,openregister/openregister-java,openregister/openregister-java,openregister/openregister-java