Add prepared logs to the logging test

[siegfriedweber]

Description

Add prepared logs to the logging test containing invalid log events

Tests stackabletech/operator-rs#802

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
• Please make sure all these things are done and tick the boxes

Author

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1. Changes are OpenShift compatible
2. Helm chart can be installed and deployed operator works
3. Integration tests passed (for non trivial changes)
4. Changes need to be "offline" compatible

Reviewer

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1. Code contains useful comments
2. Code contains useful logging statements
3. (Integration-)Test cases added
4. Documentation added or updated. Follows the style guide.
5. Changelog updated
6. Cargo.toml only contains references to git tags (not specific commits or branches)

Acceptance

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1. Feature Tracker has been updated
2. Proper release label has been added
3. Roadmap has been updated

[siegfriedweber]

✅ https://ci.stackable.tech/view/02%20Operator%20Tests%20(custom)/job/hive-operator-it-custom/57/