Child items table (#5114)

* Template cleanup

- Remove "buttons" attribute (outdated)

* Fix filters for "child stock items" table

* Fix 'ancestor' stock filter

InvenTree/build/templates/build/detail.html

@@ -306,9 +306,6 @@ onPanelLoad('completed', function() {
             build: {{ build.id }},
             is_building: false,
         },
-        buttons: [
-            '#stock-options',
-        ],
     });
 });