[grilo-mediaserver2] Fix the build with automake 1.13

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit f7f8a7ff3daa4655e25d22a0793901affd655028
Author: Nuno Araujo <nuno araujo russo79 com>
Date:   Sun Jan 20 02:25:51 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=692118

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0c1c233..e0f86af 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,7 +16,7 @@ AM_INIT_AUTOMAKE([foreign])
 
 AC_CONFIG_SRCDIR([src])
 
-AM_CONFIG_HEADER(src/config.h)
+AC_CONFIG_HEADERS([src/config.h])
 
 AC_PROG_CC
 AC_PROG_INSTALL