Stop old versions of PaaS apps before deleting them
Stop old versions of PaaS apps before deleting them

This introduces an extra 10s delay in the deploy, however it should
give any requests a chance to finish before the app drops its binding
to the service (e.g. Search API and Elasticsearch).

alphagov/digitalmarketplace-aws,alphagov/digitalmarketplace-aws,alphagov/digitalmarketplace-aws