Stop Jenkins from pushing non-existent docker images (#579)
Stop Jenkins from pushing non-existent docker images (#579)

A few *_debug images were removed as part of
https://github.com/istio/manager/pull/563/files#diff-8458c56b8c783101a48aebedb12d119bR91.
So update Jenkins file accordingly.
vadimeisenbergibm/pilot,vadimeisenbergibm/pilot,kyessenov/pilot,vadimeisenbergibm/pilot,istio/old_pilot_repo,kyessenov/pilot,kyessenov/pilot,kyessenov/pilot,istio/old_pilot_repo,istio/old_pilot_repo