Don't run puppet from cron on template machines.
Don't run puppet from cron on template machines.

It could end up running when the template host comes up and
interfere with what we want to do with the machine (ie, test).

Instead, we'll need to update template hosts without puppet.

Change-Id: If3175949ca1dc45a3bc2853520c9543e8ee33ea0

open-switch/infra_puppet-jenkins,open-switch/infra_puppet-jenkins