fix(admin-ui): Fix variant creation when no stock locations provided (#4843)

* Update check on variant creation, whether to create stock locations

* Create spicy-shoes-type.md

packages/admin-ui/ui/src/components/organisms/product-variants-section/add-variant-modal.tsx

@@ -79,7 +79,7 @@ const AddVariantModal = ({ open, onClose, product }: Props) => {
     delete data.stock.stock_location
 
     onAddVariant(createAddPayload(data), (productRes) => {
-      if (typeof stock_location !== "undefined") {
+      if (stock_location?.length) {
         createStockLocationsForVariant(productRes, stock_location).then(() => {
           resetAndClose()
         })