Adding kubernetes health checks when a kubernetes upgrade is
started to ensure the kubernetes cluster is healthy. Also
adding a new "system health-query-kube-upgrade" command to
do the health checks without starting a kubernetes upgrade.
Change-Id: Ib3a491e25a6cb523cfd9f08e74879e5c0a25d4f7
Story: 2006781
Task: 37583
Depends-On: https://review.opendev.org/#/c/700197/
Signed-off-by: Bart Wensley <barton.wensley@windriver.com>