suggest - show previous item when reveal an in-the-middle item to ind…

…icate there are higher ranked suggestions

src/vs/editor/contrib/suggest/browser/suggestWidget.ts

@@ -570,7 +570,7 @@ export class SuggestWidget implements IDisposable {
 		try {
 			this._list.splice(0, this._list.length, this._completionModel.items);
 			this._setState(isFrozen ? State.Frozen : State.Open);
-			this._list.reveal(selectionIndex, 0);
+			this._list.reveal(selectionIndex, 0, selectionIndex === 0 ? 0 : this.getLayoutInfo().itemHeight * 0.33);
 			this._list.setFocus(noFocus ? [] : [selectionIndex]);
 		} finally {
 			this._onDidFocus.resume();