message: Need to include droppableProps
diff: @@ -64,7 +64,12 @@ export default class SortOrderEditor extends React.Component<Props> {
  <DragDropContext onDragEnd={this.onDragEnd}>
  <Droppable droppableId="droppable">
  {(provided) => (
  - <div className="sort-order-editor" ref={provided.innerRef} onClick={this.onClick}>
  + <div
  + className="sort-order-editor"
  + ref={provided.innerRef}
  + onClick={this.onClick}
  + {...provided.droppableProps}
  + >
  <SortEditorItemList order={order} />
  {provided.placeholder}
  </div>
  