Currently we have nodes and roles options for upgrade run and update run
but it's a bit confusing. This both options it's same. Depecrated nodes
and roles and a new option limit. The options nodes and roles will be
remove in the future version.
Closes-Bug: #1813810
Change-Id: I4d33e7e5bd4b892219cfc2067e81938e0f6a8668
Since openstackclient usually eats the exceptions, we should at least
print any that manage to not be caught. We've seen this in the past
where a deploy is run and the last output is 'password'.
Change-Id: I3b298ebe60a278c68fa582c47f36f87a94f9f2f8
Closes-Bug: #1734704