[ResourceList] Render bulk actions when only promoted actions exist (Shopify#8581)

Author: kyledurand

.changeset/eight-bags-clap.md

@@ -0,0 +1,5 @@
+---
+'@shopify/polaris': patch
+---
+
+Fixed a bug where bulk actions wouldn't render when only promoted actions exist

polaris-react/src/components/ResourceList/ResourceList.tsx

@@ -555,7 +555,7 @@ export const ResourceList: ResourceListType = function ResourceList<TItemType>({
   );
 
   const bulkActionsMarkup =
-    isSelectable && selectMode && bulkActions ? (
+    isSelectable && selectMode && (bulkActions || promotedBulkActions) ? (
       <div
         className={bulkActionClassNames}
         style={{