[rygel] Revert accidental change.

[Murray Cumming <murrayc src gnome org>]

commit e15cd9c9a26b7f7cf8c4db6b62408e817b256689
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue Nov 27 09:04:38 2012 +0100

    Revert accidental change.

 autogen.sh |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index ae57474..536133f 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,4 +1,4 @@
-#! /bin/bash
+#! /bin/sh
 
 # Copyright (C) 2010 Zeeshan Ali (Khattak) <zeeshanak gnome org>.
 # Copyright (C) 2011 Jens Georg <mail jensge org>.