[PUI] Fix stock item state rendering (#8572)

* fix rendering of stock status

* update api to support custom status

* Revert "update api to support custom status"

This reverts commit e7ff5aa398.

src/frontend/src/forms/StockForms.tsx

@@ -531,7 +531,10 @@ function StockOperationsRow({
         <Table.Td>
           <Group grow justify='space-between' wrap='nowrap'>
             <Text>{stockString}</Text>
-            <StatusRenderer status={record.status} type={ModelType.stockitem} />
+            <StatusRenderer
+              status={record.status_custom_key}
+              type={ModelType.stockitem}
+            />
           </Group>
         </Table.Td>
         {!merge && (

src/frontend/src/pages/stock/StockDetail.tsx

@@ -132,7 +132,7 @@ export default function StockDetail() {
         hidden: !part.IPN
       },
       {
-        name: 'status',
+        name: 'status_custom_key',
         type: 'status',
         label: t`Stock Status`,
         model: ModelType.stockitem