fix: add apiVersion and kind to PersistentVolumeClaims

[aqeelat]

Which problem does the PR fix?

#2214

What's in this PR?

Improving the definition of PVCs.

Checklist

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[aqeelat]

I also fixed the indentation for charts/camunda-platform-8.2/charts/zeebe/templates/statefulset.yaml to match the rest of the statefulsets.

[CLAassistant]

All committers have signed the CLA.

[aqeelat]

The tests were initially failing in parts I didn't touch, but they succeed locally. Hopefully, all is good now.