Top level cascade (#7514)

* Add "top_level" filter for PartCategory API endpoint

* Update CUI tables

* Update PUI table

* Similar updates for stock location table

* Fix "parent" field label

* Bump API version

src/frontend/src/tables/part/PartCategoryTable.tsx

@@ -130,7 +130,8 @@ export function PartCategoryTable({ parentId }: { parentId?: any }) {
         props={{
           enableDownload: true,
           params: {
-            parent: parentId
+            parent: parentId,
+            top_level: parentId === undefined ? true : undefined
           },
           tableFilters: tableFilters,
           tableActions: tableActions,

src/frontend/src/tables/stock/StockLocationTable.tsx

@@ -145,7 +145,8 @@ export function StockLocationTable({ parentId }: { parentId?: any }) {
           enableLabels: true,
           enableReports: true,
           params: {
-            parent: parentId
+            parent: parentId,
+            top_level: parentId === undefined ? true : undefined
           },
           tableFilters: tableFilters,
           tableActions: tableActions,