rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ 9a836b290c4748b0df7f4b89c01950553d47930d

Grega Bremec 9a836b290c change group names to reflect they are global		vor 10 Monaten
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roles	9a836b290c change group names to reflect they are global	vor 10 Monaten
ansible.cfg	5ba72150ed copy and adapt playbook and roles to current env	vor 10 Monaten
inventory.yml	22aeef5d9f rename role deploy-operator to plural, implement operatorgroup checks, installplan checks, auto and manual approval	vor 10 Monaten
pre-flight.yml	5c82008507 write and include setup-rbac role	vor 10 Monaten