* Remove deprecated provider and fix flatcar configs
* Refactor for DRYness
* Add missing line endings
* Enable tests for hetzner terraform in CI
* Add missing inventory for CI tests
* - add ability to specify the network_zone in hetzner terraform
- Export the network id from hetzner terraform the the generated inventory.ini
* - Add with_networks variable to allow different deployments of hcloud controller manager
- Add network id to hcloud controller secret (added via the inventory)
- Don't include extra_args if it's not set