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

Grega Bremec 9d80db3972 encrypt pull secret with vault		1 hónapja
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files	9d80db3972 encrypt pull secret with vault	1 hónapja
tasks	4e6bf7d88f fix CSV accessor to look in a single channel, correctly	2 hónapja
vars	63bb4462f2 add do370 catalog to list of removed	3 hónapja