Kafka and Zookeeper images are no longer used

[bdunne]

cc @nasark

[miq-bot]

Checked commit https://github.com/bdunne/manageiq-pods/commit/4cb789fee09e83eb7778df92d0bf1a4ff767fa60 with ruby 3.1.5, rubocop 1.56.3, haml-lint 0.51.0, and yamllint 1 file checked, 1 offense detected

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• [ ] :bomb: :boom: :fire: :fire_engine: - Linter/Yaml - missing config files

[nasark]

@Fryguy Please merge (I don't have access)

[jrafanie]

Do we have documentation we need to update to remove references to these CR values?