User Story:

As a (user persona), I want to be able to:

• With OpenShift v4.17 I'm able to scale my controll plan up to 5 control plane nodes.
• I would like to use `oc adm node-image create` for control plane nodes as well. (follow up to https://issues.redhat.com/browse/AGENT-682)

so that I can achieve

• Easly add control-plane nodes.

Acceptance Criteria:

Description of criteria:

• Scale control plane nodes with oc adm node-image create

(optional) Out of Scope:

Detail about what is specifically not being delivered in the story

Engineering Details:

• Just use master.ign instead of worker.ign via https://issues.redhat.com/browse/AGENT-682 ?