rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ 944b292448cc7d73a6091b31a12717c661d2901d

Grega Bremec 944b292448 remove unused bits from role		10 mesiacov pred
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roles	944b292448 remove unused bits from role	10 mesiacov pred
ansible.cfg	5ba72150ed copy and adapt playbook and roles to current env	10 mesiacov pred
inventory.yml	31c3ca80c0 also remove all kubevirts	10 mesiacov pred
pre-flight.yml	b94d91f122 remove irrelevant roles	10 mesiacov pred