Add Kata Containers support to CRI-O runtime (#6830)

* Enable Kata Containers for CRI-O runtime

Kata Containers is an OCI runtime where containers are run inside
lightweight VMs. This runtime has been enabled for containerd runtime
thru the kata_containers_enabled variable. This change enables Kata
Containers to CRI-O container runtime.

Signed-off-by: Victor Morales <v.morales@samsung.com>

* Set appropiate conmon_cgroup when crio_cgroup_manager is 'cgroupfs'

* Set manage_ns_lifecycle=true when KataContainers is enabed

* Add preinstall check for katacontainers

Signed-off-by: Victor Morales <v.morales@samsung.com>

Co-authored-by: Pasquale Toscano <pasqualetoscano90@gmail.com>

roles/container-engine/cri-o/vars/debian.yml

@@ -4,4 +4,9 @@ crio_packages:
   - "cri-o"
   - "cri-o-runc"
 
-crio_runc_path: /usr/sbin/runc
+# The crio_runtimes variable defines a list of OCI compatible runtimes.
+crio_runtimes:
+  - name: runc
+    path: /usr/sbin/runc
+    type: oci
+    root: /run/runc