[gnome-menus] Fix the build with automake 1.13

[Matthias Clasen <matthiasc src gnome org>]

commit 2b4eb5f9db8411e62da6ec8d80ada1895772d05b
Author: Nuno Araujo <nuno araujo russo79 com>
Date:   Tue Jan 15 22:36:11 2013 +0100

    Fix the build with automake 1.13
    
    In Automake 1.13, the long-deprecated macro AM_CONFIG_HEADER (deprecated
    since 2002) has been removed in favour of AC_CONFIG_HEADERS.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=692108

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 5d4946e..f10ff29 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,7 @@ AC_CONFIG_SRCDIR(libmenu/gmenu-tree.h)
 AM_INIT_AUTOMAKE([1.11 foreign no-dist-gzip dist-xz])
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 AC_CONFIG_MACRO_DIR([m4])
-AM_CONFIG_HEADER(config.h)
+AC_CONFIG_HEADERS(config.h)
 
 AM_MAINTAINER_MODE
 GNOME_MAINTAINER_MODE_DEFINES