feat(k8s): node images

Author: bene2k1

containers/kubernetes/reference-content/kubernetes-node-images.mdx

@@ -34,6 +34,7 @@ The main benefits of using the new node images are:
     - Uninterrupted service continuity with hot upgrades
     - Increased upgrade frequency for large clusters
 - Faster provisioning of new nodes
+- No more need for cluster reboots
 - Expanded possibilities for incorporating new features
 
 ## With which versions of Kubernetes are the new node images compatible?