Refactor config scripts to cloud-init yamls

This is initial part of refactoring of config scripts
to native cloud-init functions. This patch is related
only to transition from sh to yaml.

Change-Id: Id1aba5d3581aafd94af59b88c08dd01b0c761ac0
Related-Bug: #PROD-23147 (PROD:23147)
2 files changed
tree: da128c4de95d2d166fa713297a503480517b8ac5
  1. config-drive/
  2. mirror-image/
  3. predefine-vm/
  4. salt-ca/