* Use sysctl_file_path variable for all sysctl_file locations
* Add sysctl_file_path variable to kubespay-defaults
* Remove previously used sysctl file locations if present
* Use explicit filename in roles/kubernetes/node/defaults/main.yml
* Defaults: use explicit value
Optional Ansible playbook for preparing a host for running Kargo.
This includes creation of a user account, some basic packages,
and sysctl values required to allow CNI networking on a libvirt network.