Fix handling of !tlsVerify when certPath is not set
Fix handling of !tlsVerify when certPath is not set

jwhonce/skopeo,mikebrow/skopeo,projectatomic/skopeo,mtrmac/skopeo,jwhonce/skopeo,containers/image,mtrmac/skopeo,containers/image,masters-of-cats/image,projectatomic/skopeo,mtrmac/skopeo,mikebrow/skopeo