Instance Record. Implement new element: Nature of content (detailed view and edit mode)

Purpose: Implement new element: 'Nature of content' in Inventory Instance record, the accordion Descriptive data. Nature of content terms are e.g.: bibliography, biography, exhibition catalogue, festschrift, newspaper, proceedings, research report, thesis, and website.
The display of the new element Nature of content are consistent displayed in the detailed view of the Instance record, and in edit mode of the Instance record. Nature of content is a Repeatable, not required element.

MVP-note:
This element is a must have for the German libraries. The German libraries has a controlled vocabulary for this.
This element is also necessary for the alignment of Inventory and eHoldings description of resources in the Codex Search.

Scenarios:

1. Scenario
   • Login to FOLIO Snapshot, go to Inventory
   • Go to any given Instance record, view the record in edit mode.
   • When in create/edit mode of the Instance record, then drill down to the Descriptive accordion
   • Then the new element are to be viewed on the next line under Resource type
   • See UX wireframe:
     
2. Scenario
   • The element Nature of content is a Repeatable, not required element
3. Scenario
   • • When entering data into the element,
     • Then values are selected from the select list, with values from the reference table in Settings > Inventory (UIIN-471)
4. Scenario
   • When viewing the Instance detail record
   • Then the new element Nature of content is displayed in the accordion Descriptive data, next to the element Resource type; to the right.

Documents:

1. Inventory Beta - Metadata Elements (tab: Instance Metadata for Inventory) https://docs.google.com/spreadsheets/d/1RCZyXUA5rK47wZqfFPbiRM0xnw8WnMCcmlttT7B3VlI/edit?ts=5b715226#gid=952741439 - see: column: B (UIIN-426), and column I (Title data)
2. List of terms: https://docs.google.com/document/d/15b5ZLN3ChRy8RKqTOpfmYLZ5sZtmJJ62RZ0u-B7ZWd4/edit