Do not setup repository during network verification
Do not setup repository during network verification

During network verification do not setup repository,
all required packages for network verification are
in bootstrap node.

Depends-on: https://review.openstack.org/#/c/415912/
Closes-bug: #1653294
Change-Id: I4c9dee123ea125cb4a8465dc96cb53469bb3cdaa

stackforge/fuel-library,stackforge/fuel-library,stackforge/fuel-library,stackforge/fuel-library