Introduce playbook to update kubernetes cluster's version#37

kishen-v wants to merge 2 commits intokubernetes-sigs:mainkubernetes-sigs/provider-ibmcloud-test-infra:mainfrom

kishen-v:update-k8s-patchkishen-v/provider-ibmcloud-test-infra:update-k8s-patchCopy head branch name to clipboard