[libxml++] Fix NEWS: 2.33.1 is _not_ stable.

[Murray Cumming <murrayc src gnome org>]

commit 134d01b686fd7dd89c36585a8737558bbabf06a8
Author: Murray Cumming <murrayc murrayc com>
Date:   Mon Nov 22 09:03:26 2010 +0100

    Fix NEWS: 2.33.1 is _not_ stable.

 NEWS |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index d3eae8b..ce4c4a5 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-2.33.1 (stable):
+2.33.1 (unstable):
 
 * (Hopefully) allow separate and multi-threaded libxml2 usage by 
   not using the global xmlRegisterNodeDefault() and xmlDeregisterNodeDefault()