Fixing how escape key works in listWidget (#110760)

src/vs/base/browser/ui/list/listWidget.ts

@@ -318,11 +318,13 @@ class KeyboardController<T> implements IDisposable {
 	}
 
 	private onEscape(e: StandardKeyboardEvent): void {
+		if (this.list.getSelection().length) {
 			e.preventDefault();
 			e.stopPropagation();
 			this.list.setSelection([], e.browserEvent);
 			this.view.domNode.focus();
 		}
+	}
 
 	dispose() {
 		this.disposables.dispose();