[clutter] build: Fix up the tarball target used when releasing

[Emmanuele Bassi <ebassi src gnome org>]

commit 2fc8fa82f07fd6f927c58f02af8f8a5b545b57b8
Author: Emmanuele Bassi <ebassi linux intel com>
Date:   Mon Jul 4 22:12:51 2011 +0100

    build: Fix up the tarball target used when releasing

 build/autotools/Makefile.am.release |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/build/autotools/Makefile.am.release b/build/autotools/Makefile.am.release
index 7c5a3cc..9f1c122 100644
--- a/build/autotools/Makefile.am.release
+++ b/build/autotools/Makefile.am.release
@@ -18,7 +18,7 @@ RELEASE_DOC_URL = http://docs.clutter-project.org/docs/
 
 BUGS_URL = http://bugzilla.gnome.org/enter_bug.cgi?product=clutter
 
-tar_file    = $(distdir).tar.bz2
+tar_file    = $(distdir).tar.xz
 sha256_file = $(distdir).sha256sum
 
 $(sha256_file): $(tar_file)