Restricting the supply source while determining reorder qty for min-max planning

Summary:

I have a requirement for min max planning such that when considering supply the Print Min-Max planning ESS job should be restricted to consider only Purchase orders no other source of supply should be considered to determine the reorder qty

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Version (include the version you are using, if applicable):

23C

Code Snippet (add any code snippets that support your topic, if applicable):