Flaky unit test: `WorkflowReconcileExecutorTest.diamondDeleteWithPostConditionInMiddle`

```
 WorkflowReconcileExecutorTest.diamondDeleteWithPostConditionInMiddle:346 Resource was reconciled: [Lio.javaoperatorsdk.operator.api.reconciler.dependent.DependentResource;@34114276 with index 0
```

details: https://github.com/java-operator-sdk/java-operator-sdk/runs/7500092737?check_suite_focus=true