rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ fa49ed135303d03093f7c47a7b1c594971c22e67

Grega Bremec fa49ed1353 more todo		hai 1 mes
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roles	147baa70bc add comments on defaults	hai 1 mes
ansible.cfg	5ba72150ed copy and adapt playbook and roles to current env	hai 1 mes
inventory.yml	336dd1c6e4 add openshift attrs, turn off direct grants for openshift oidc client	hai 1 mes
pre-flight.yml	fa49ed1353 more todo	hai 1 mes