[mutter] autogen.sh: use #!/bin/sh instead of #!/bin/bash

[Ryan Lortie <desrt src gnome org>]

commit 9935b4fd66eee0b70ce8f37df12ed8ad87b3d6f4
Author: Ryan Lortie <desrt desrt ca>
Date:   Sun Feb 9 10:56:26 2014 -0500

    autogen.sh: use #!/bin/sh instead of #!/bin/bash
    
    We don't have any bashisms in this file, so we may as well use sh.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=722530

 autogen.sh |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 714bc16..8efa683 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # Run this to generate all the initial makefiles, etc.
 
 srcdir=`dirname $0`