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

[Matthias Clasen <matthiasc src gnome org>]

commit 135f49da846f086813f9ecf72be8de156382d832
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Mar 1 22:36:37 2021 -0500

    celllayout: Add a summary

 gtk/gtkcelllayout.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtkcelllayout.c b/gtk/gtkcelllayout.c
index a413b85217..d5274f41d8 100644
--- a/gtk/gtkcelllayout.c
+++ b/gtk/gtkcelllayout.c
@@ -16,9 +16,9 @@
  */
 
 /**
- * SECTION:gtkcelllayout
- * @Short_Description: An interface for packing cells
- * @Title: GtkCellLayout
+ * GtkCellLayout:
+ *
+ * An interface for packing cells
  *
  * #GtkCellLayout is an interface to be implemented by all objects which
  * want to provide a #GtkTreeViewColumn like API for packing cells,