[gtk/ebassi/gidocgen] treemodelsort: Add a summary

[Matthias Clasen <matthiasc src gnome org>]

commit 72bb684d77c0ebb0c1017efc7cfb8ffc2dc1e21e
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Mar 1 22:50:40 2021 -0500

    treemodelsort: Add a summary

 gtk/gtktreemodelsort.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/gtk/gtktreemodelsort.c b/gtk/gtktreemodelsort.c
index 9d853f458d..e2482d083c 100644
--- a/gtk/gtktreemodelsort.c
+++ b/gtk/gtktreemodelsort.c
@@ -29,10 +29,9 @@
 
 
 /**
- * SECTION:gtktreemodelsort
- * @Short_description: A GtkTreeModel which makes an underlying tree model sortable
- * @Title: GtkTreeModelSort
- * @See_also: #GtkTreeModel, #GtkListStore, #GtkTreeStore, #GtkTreeSortable, #GtkTreeModelFilter
+ * GtkTreeModelSort:
+ *
+ * A GtkTreeModel which makes an underlying tree model sortable
  *
  * The #GtkTreeModelSort is a model which implements the #GtkTreeSortable
  * interface.  It does not hold any data itself, but rather is created with