Filter providers when templating to /etc/cloud (#1409)
Filter providers when templating to /etc/cloud (#1409)

This directory is part of cloud_init, and won't
exist on Vagrant or bare metal.

Fixes #1408
mantl/mantl,CiscoCloud/mantl,datascienceinc/mantl,sehqlr/mantl,mantl/mantl,bitium/mantl,bitium/mantl,CiscoCloud/microservices-infrastructure,KaGeN101/mantl,sehqlr/mantl,phnmnl/mantl,CiscoCloud/microservices-infrastructure,CiscoCloud/mantl,phnmnl/mantl,datascienceinc/mantl,KaGeN101/mantl