add x-ms-secret to some fields of KubernetesProperties#23

zhaomuzhi merged 1 commit intozhaomuzhi:newVersion20210701_lockedzhaomuzhi/azure-rest-api-specs:newVersion20210701_lockedfrom

RichardZhaoW:newVersion20210701_lockedRichardZhaoW/azure-rest-api-specs:newVersion20210701_lockedCopy head branch name to clipboard