Fixed the check for _items falsey

as it had an empty array value.
Checking whether the array has any items instead.

Otherwise an empty table will be displayed.

src/Umbraco.Web.UI.Client/src/packages/documents/documents/tracked-reference/components/document-tracked-reference-table.element.ts

@@ -53,7 +53,7 @@ export class UmbDocumentTrackedReferenceTableElement extends UmbLitElement {
 	}
 
 	#renderTable() {
-		if (!this._items) return nothing;
+		if (this._items?.length === 0) return nothing;
 		return html`
 			<uui-box headline=${this.localize.term('references_labelDependsOnThis')} style="--uui-box-default-padding:0">
 				<uui-table>