Merge pull request kubernetes#4137 from liggitt/kep-3935-template-updates

KEP-3935: Update KEP template skew questions for n-3 nodes

Author: k8s-ci-robot

keps/NNNN-kep-template/README.md

@@ -420,9 +420,9 @@ components? What are the guarantees? Make sure this is in the test plan.
 
 Consider the following in developing a version skew strategy for this
 enhancement:
-- Does this enhancement involve coordinating behavior in the control plane and
-  in the kubelet? How does an n-2 kubelet without this feature available behave
-  when this feature is used?
+- Does this enhancement involve coordinating behavior in the control plane and nodes?
+- How does an n-3 kubelet or kube-proxy without this feature available behave when this feature is used?
+- How does an n-1 kube-controller-manager or kube-scheduler without this feature available behave when this feature is used?
 - Will any other components on the node change? For example, changes to CSI,
   CRI or CNI may require updating that component before the kubelet.
 -->