add explict region-comment

src/vs/vscode.proposed.d.ts

@@ -1119,6 +1119,13 @@ declare module 'vscode' {
 		 * An optional flag to sort the final results by index of first query match in label. Defaults to true.
 		 */
 		sortByLabel: boolean;
+	}
+
+	//#endregion
+
+	//#region https://github.com/microsoft/vscode/issues/132068
+
+	export interface QuickPick<T extends QuickPickItem> extends QuickInput {
 
 		/*
 		 * An optional flag that can be set to true to maintain the scroll position of the quick pick when the quick pick items are updated. Defaults to false.