Merge pull request #20056 from iamwillbar/patch-1

Add update exclusion to kubernetes.repo

Author: k8s-ci-robot

content/en/docs/setup/production-environment/tools/kubeadm/install-kubeadm.md

@@ -199,6 +199,7 @@ enabled=1
 gpgcheck=1
 repo_gpgcheck=1
 gpgkey=https://packages.cloud.google.com/yum/doc/yum-key.gpg https://packages.cloud.google.com/yum/doc/rpm-package-key.gpg
+exclude=kubelet kubeadm kubectl
 EOF
 
 # Set SELinux in permissive mode (effectively disabling it)