Enhance Instance matching logic Orders<>Instance

Problem(s):

When changing the matching we may want to delete the Stub instance and that is not possible
When orders are opened they are occasionally connected to the wrong instance

Use Cases & Requirements:

Requirement	Status	Use cases
	PENDING	Rather than matching the correct instance record, a new instance is created.
		We are getting matches when the publisher provides an ISBN in the 024 or a publisher/distributor number in the 028. This is really common for Harrassowitz with music scores. So a short, non-unique publisher number, like "8021" matches multiple records already in Inventory, and then FOLIO picks the first one it finds and attached the new holdings/item. These aren't even the same title, different format - these are two very distinct publications.

Questions	Status	Conclusions	Comments
What fields from each level are critical for export?	OPEN

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