[gtk+] Add gtk_menu_place_on_monitor to the docs

[Matthias Clasen <matthiasc src gnome org>]

commit d0f8e324b1b10a3f42dd2434303e2ff1da30c303
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Nov 19 12:53:13 2016 -0500

    Add gtk_menu_place_on_monitor to the docs

 docs/reference/gtk/gtk4-sections.txt |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gtk/gtk4-sections.txt b/docs/reference/gtk/gtk4-sections.txt
index 87b400e..fa147fa 100644
--- a/docs/reference/gtk/gtk4-sections.txt
+++ b/docs/reference/gtk/gtk4-sections.txt
@@ -1744,6 +1744,7 @@ gtk_menu_set_accel_path
 gtk_menu_get_accel_path
 gtk_menu_set_monitor
 gtk_menu_get_monitor
+gtk_menu_place_on_monitor
 gtk_menu_set_reserve_toggle_size
 gtk_menu_get_reserve_toggle_size
 <SUBSECTION>