packaging: setup: all-in-one: postpone import for vdscli

Postponed import of vdscli in order to not
break development installation.

Change-Id: I1fa236b356002a913a505e81766564c4ea1524cd
Bug-Url: https://bugzilla.redhat.com/1100236
Signed-off-by: Sandro Bonazzola <sbonazzo@redhat.com>