simpler url generation

src/Umbraco.Web.UI.Client/src/packages/documents/documents/entity-actions/create/create.action.ts

@@ -50,11 +50,11 @@ export class UmbCreateDocumentEntityAction extends UmbEntityActionBase<UmbDocume
 
 		const { documentTypeKey } = await modalHandler.onSubmit();
 
-		if (this.unique) {
-			// TODO: how do we want to generate these urls?
-			history.pushState(null, '', `section/content/workspace/document/create/${this.unique}/${documentTypeKey}`);
-		} else {
-			history.pushState(null, '', `section/content/workspace/document/create/null/${documentTypeKey}`);
-		}
+		// TODO: how do we want to generate these urls?
+		history.pushState(
+			null,
+			'',
+			`section/content/workspace/document/create/${this.unique ?? 'null'}/${documentTypeKey}`
+		);
 	}
 }