[libgnome] Add link to libcanberra API docs

[Christian Persch <chpe src gnome org>]

commit 465adc5fac87de3eda22d2e87576ec23dffef915
Author: Christian Persch <chpe gnome org>
Date:   Mon Nov 30 14:22:55 2009 +0100

    Add link to libcanberra API docs

 doc/reference/tmpl/gnome-sound.sgml |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/doc/reference/tmpl/gnome-sound.sgml b/doc/reference/tmpl/gnome-sound.sgml
index 3a2891d..7382787 100644
--- a/doc/reference/tmpl/gnome-sound.sgml
+++ b/doc/reference/tmpl/gnome-sound.sgml
@@ -8,7 +8,9 @@ Sound playing routines.
 
 <!-- ##### SECTION Long_Description ##### -->
 <para>
-This API has been deprecated. Use libcanberra or libcanberra-gtk instead.
+This API has been deprecated. Use
+<ulink url="http://library.gnome.org/devel/libcanberra/";>libcanberra or libcanberra-gtk</ulink>
+instead.
 </para>
 <para>
 This module provides wrapper functions for playing sound samples. Currently it