---
common:
  hwraid:
    enabled: True
    clients:
      - tw-cli
      - megacli
  ipmi:
    enabled: True
  python_extra_packages: []

---
common:
  hwraid:
    enabled: True
    clients:
      - tw-cli
      - megacli
  ipmi:
    enabled: True
  python_extra_packages: []
  ssh_private_keys: []

Add ssh_private_keys default to common
Add ssh_private_keys default to common

Without an empty default the run will fail if ssh_private_keys is not
defined.
