Go back to Python 2.4, since there are buggy results with 2.5.

(In particular, britney2 thinks all packages are uninstallable when
executing under Python 2.5.)

britney.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python2.4
+#!/usr/bin/python2.4
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2001-2008 Anthony Towns <ajt@debian.org>

lib/britney-py.c

@@ -1,4 +1,6 @@
-#include <python2.5/Python.h>
+// XXX Please notify DSA once britney2 moves to Python2.5, so that
+// they can uninstall python2.4-dev from ftp-master.
+#include <python2.4/Python.h>
 
 #include "dpkg.h"