Update cleanup-k8s.sh

Author: learnbyseven

cleanup-k8s.sh

@@ -1,6 +1,6 @@
 ## USE 
 ## curl -s https://raw.githubusercontent.com/learnbyseven/KUBERNETES-TRAINING/master/cleanup-k8s.sh | bash 
-kubeadm reset
+kubeadm reset -y
 iptables -F && iptables -t nat -F && iptables -t mangle -F && iptables -X
 rm -rf ~/.kube/
 rm -rf /etc/kubernetes