[Storage] Create purchase summary component

Create purchase summary component using the

See Epic for details: &5789 (closed)

Designs

See UX issue

Developers note

We could parametrize the shared components checkout.vue and checkout/addon_purchase_details.vueby adding props and using it for both CI Minutes and Storage flows

Category:Purchase devopsfulfillment ~"group::purchase" sectionfulfillment workflowready for development frontend