Add: crio, container runtine for Kubernetes

Signed-off-by: Nicolas Lamirault <nicolas.lamirault@gmail.com>

diagrams/onprem/container.py

@@ -12,6 +12,10 @@ class Containerd(_Container):
     _icon = "containerd.png"
 
 
+class Crio(_Container):
+    _icon = "crio.png"
+
+
 class Docker(_Container):
     _icon = "docker.png"
 

docs/nodes/onprem.md

@@ -56,6 +56,7 @@ Node classes list of onprem provider.
 ## onprem.container
 
 - **diagrams.onprem.container.Containerd**
+- **diagrams.onprem.container.Crio**
 - **diagrams.onprem.container.Docker**
 - **diagrams.onprem.container.Rkt**, **RKT** (alias)