Change to let installer setup azure.conf (#449)

* Let systemd handle retries on restart of service and avoid abort of script - fixes pv creation failure with nil for cloud provider

* Add retry logic

* Fix repo

* Use shell as systemd module does not support retry

* Fix indents

* Prep for PR

* Switch back to dev

* Try rcook method to pregenerate the azure.conf based on ansible variables

* try the right bastion script

* Get rid of excess file

* Add back marker for testing

* Fix the completion touch

* Setup for pr