fix: automatic metadata manager detection

[razvan]

Description

⌛ CI https://testing.stackable.tech/view/02%20Operator%20Tests%20(custom)/job/kafka-operator-it-custom/81/

Definition of Done Checklist

• Not all of these items are applicable to all PRs, the author should update this template to only leave the boxes in that are relevant
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Author

• Changes are OpenShift compatible
• CRD changes approved
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• Integration tests passed (for non trivial changes)
• Changes need to be "offline" compatible
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Reviewer

• Code contains useful comments
• Code contains useful logging statements
• (Integration-)Test cases added
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• Changelog updated
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Acceptance

• Feature Tracker has been updated
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• Release note snippet added
• Add type/deprecation label & add to the deprecation schedule
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[sbernauer]

Thanks for the fix!
Ideally we add this to the existing changelog entry. a la
- Add support for ZooKeeper to KRaft migration ([#923], [#933]).