Add order sorting for sales order allocation tables (#12468)

src/frontend/src/tables/part/PartSalesAllocationsTable.tsx

@@ -42,6 +42,8 @@ export default function PartSalesAllocationsTable({
         accessor: 'order',
         title: t`Sales Order`,
         switchable: false,
+        sortable: true,
+        ordering: 'order',
         render: (record: any) => (
           <Group wrap='nowrap' gap='xs'>
             <RowExpansionIcon

src/frontend/src/tables/sales/SalesOrderAllocationTable.tsx

@@ -110,6 +110,7 @@ export default function SalesOrderAllocationTable({
     return [
       ReferenceColumn({
         accessor: 'order_detail.reference',
+        ordering: 'order',
         title: t`Sales Order`,
         switchable: false,
         sortable: true,