Restore t2.micro instance size for supplier-frontend and api
Restore t2.micro instance size for supplier-frontend and api

Restoring the default instance size for supplier-frontend and Data
API apps after the close of G-Cloud 7 service submissions.

Keeping the autoscaling max instance counts and the medium nginx
instances, since nginx is not autoscaled.

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