kconfig: qconf: remove unused argument from ConfigView::updateList()

Now that ConfigList::updateList() takes no argument, the 'item' argument
ConfigView::updateList() is no longer used.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

scripts/kconfig/qconf.h

@@ -210,7 +210,7 @@ class ConfigView : public QWidget {
 public:
 	ConfigView(QWidget* parent, const char *name = 0);
 	~ConfigView(void);
-	static void updateList(ConfigItem* item);
+	static void updateList();
 	static void updateListAll(void);
 
 	bool showName(void) const { return list->showName; }