rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ 478ddf95b666c8d3eefb146565074edc7f3182b3

Grega Bremec 478ddf95b6 fix keycloak ready wait condition		1 rok temu
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roles	478ddf95b6 fix keycloak ready wait condition	1 rok temu
ansible.cfg	5ba72150ed copy and adapt playbook and roles to current env	1 rok temu
inventory.yml	336dd1c6e4 add openshift attrs, turn off direct grants for openshift oidc client	1 rok temu
pre-flight.yml	afa09a65b9 rudimentary oidc integration added	1 rok temu