[glibmm: 2/3] Update documentation for ListStore too.

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 6ca73389569504423ff4fdcd5005a4c3882ae8e2
Author: Andreas Persson <andreasp56 outlook com>
Date:   Sat Jul 18 10:30:34 2020 +0200

    Update documentation for ListStore too.

 gio/src/liststore.hg | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gio/src/liststore.hg b/gio/src/liststore.hg
index 4a99a0d6..c62a1995 100644
--- a/gio/src/liststore.hg
+++ b/gio/src/liststore.hg
@@ -109,7 +109,7 @@ public:
  *
  * @tparam T_item Base class of the items in the ListStore. All items must
  *                be of type T_item or a type derived from T_item.
- *                T_item must be Glib::Object or a type derived from Glib::Object.
+ *                T_item must be Glib::ObjectBase or a type derived from Glib::ObjectBase.
  */
 template <typename T_item>
 class ListStore : public ListStoreBase