Fix this warning from go-1.11
> cli/registry/client/fetcher.go:234: Debugf format %s has arg
> repoEndpoint of wrong type client.repositoryEndpoint
Signed-off-by: Kir Kolyshkin <kolyshkin@gmail.com>
(cherry picked from commit 51848bf3bb)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>