Add slot to `WorkflowExecution` and `DataObject` classes to point to newer versions of associated `WorkflowExecution`#2695

kheal merged 5 commits intomainmicrobiomedata/nmdc-schema:mainfrom

2693-add-slot-to-workflowexecution-and-dataobject-classes-to-point-to-newer-versions-of-associated-workflowexecution-and-dataobjectmicrobiomedata/nmdc-schema:2693-add-slot-to-workflowexecution-and-dataobject-classes-to-point-to-newer-versions-of-associated-workflowexecution-and-dataobjectCopy head branch name to clipboard