docs: remove spurious quotation mark

diff --git a/gtk/gtkdialog.c b/gtk/gtkdialog.c
index 76cd521a6193cbdefcecf0bb63193b783e9184f5..2e7b6077a775d90deeeee581a83d3a0e1c255226 100644 (file)
--- a/gtk/gtkdialog.c
+++ b/gtk/gtkdialog.c
@@ -145,7 +145,7 @@
  * <title>A #GtkDialog UI definition fragment.</title>
  * <programlisting><![CDATA[
  * <object class="GtkDialog" id="dialog1">
- *   <child internal-child="vbox">"
+ *   <child internal-child="vbox">
  *     <object class="GtkVBox" id="vbox">
  *       <child internal-child="action_area">
  *         <object class="GtkHButtonBox" id="button_box">