* Kata-Containers: add 2.2.0 hashes and make default
* Kata-Containers: replace 2.1.0 with bugfix version 2.1.1
* Kata-Containers: move to q35 a more modern VM architecture as 'pc' is removed in 2.2.0
* Install Kata Containers as additional container runtime
* Create RuntimeClasses for Kata Containers
* Updated Vagrant to optionally run without Docker as container manager
* Updated Vagrant to optionally use Libvirt nested virtualization
* Add Kata Containers documentation
* Fix lint errors
* Add kata_containers_enabled to kubespray-defaults
* Fixed typo error
* Fixed typo error