only show view summary button once
only show view summary button once

There are cases with multiple steps when queueing more than one step it
would actually show the summary button for each finished step.

Signed-off-by: Adam Stokes <49c255c1d074742f60d19fdba5e2aa5a34add567@users.noreply.github.com>

conjure-up/conjure-up,Ubuntu-Solutions-Engineering/conjure,ubuntu/conjure-up,conjure-up/conjure-up,Ubuntu-Solutions-Engineering/conjure,ubuntu/conjure-up