[Refactor] Custom states (#8438)

* Enhancements for "custom state" form

- More intuitive form actions

* Improve back-end validation

* Improve table rendering

* Fix lookup for useStatusCodes

* Fix status display for SockDetail page

* Fix SalesOrder status display

* Refactor get_custom_classes

- Add StatusCode.custom_values method

* Fix for status table filters

* Cleanup (and note to self)

* Include custom state values in specific API endpoints

* Add serializer class definition

* Use same serializer for AllStatusView

* Fix API to match existing frontend type StatusCodeListInterface

* Enable filtering by reference status type

* Add option to duplicate an existing custom state

* Improved validation for the InvenTreeCustomUserStateModel class

* Code cleanup

* Fix default value in StockOperationsRow

* Use custom status values in stock operations

* Allow custom values

* Fix migration

* Bump API version

* Fix filtering of stock items by "status"

* Enhance status filter for orders

* Fix status code rendering

* Build Order API filter

* Update playwright tests for build filters

* Additional playwright tests for stock table filters

* Add 'custom' attribute

* Fix unit tests

* Add custom state field validation

* Implement StatusCodeMixin for setting status code values

* Clear out 'custom key' if the base key does not match

* Updated playwright testing

* Remove timeout

* Refactor detail pages which display status

* Update old migrations - add field validator

* Remove dead code

* Simplify API query filtering

* Revert "Simplify API query filtering"

This reverts commit 06c858ae7c.

* Fix save method

* Unit test fixes

* Fix for ReturnOrderLineItem

* Reorganize code

* Adjust unit test

src/frontend/tests/pui_settings.spec.ts

@@ -153,7 +153,7 @@ test('Settings - Admin - Barcode History', async ({ page, request }) => {
   await page.getByRole('menuitem', { name: 'Admin Center' }).click();
   await page.getByRole('tab', { name: 'Barcode Scans' }).click();
 
-  await page.waitForTimeout(2000);
+  await page.waitForTimeout(500);
 
   // Barcode history is displayed in table
   barcodes.forEach(async (barcode) => {