Container registry list UI: Hide link to `Set up cleanup` when user does not have permission

Context

Set up cleanup link should not be visible if the user does not have permission to view the packages & registries settings page.

Example: https://gitlab.com/gitlab-org/gitlab-omnibus-builder/container_registry

Implementation guide

PackagesHelper#show_cleanup_policy_link needs additional check Ability.allowed?(current_user, :admin_container_image, project)