This is follow up on EAP7-1484 documentation discussion, where it was identified `5.1. Preparing OpenShift for application deployment` was duplicated from EAP base documentation to XP.

This issue is about to make it sourced only on one place.

[1] https://access.redhat.com/documentation/en-us/red_hat_jboss_enterprise_application_platform/7.3/html-single/using_eclipse_microprofile_in_jboss_eap/index?lb_target=stage#preparing-openshift-for-application-deployment_default