rht/ocp-ing-ichp-materials: Playbooks and other exercise collaterals for ING ICHP training @ 9c74d7b978a86a07d4a4b0760cda2d2740d57b5e

Grega Bremec 9d80db3972 encrypt pull secret with vault		hace 8 meses
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files	9d80db3972 encrypt pull secret with vault	hace 8 meses
tasks	4e6bf7d88f fix CSV accessor to look in a single channel, correctly	hace 9 meses
vars	63bb4462f2 add do370 catalog to list of removed	hace 10 meses