Require setuptools Python module instead of distribute.

The distribute python module has been merged into setuptools
long ago, at version 0.7.

Also, distribute is not used in code here, just setuptools.

Signed-off-by: Oleg Girko <oleg.girko@jolla.com>

Author: Oleg Girko

rpm/boss-launcher-webhook.spec

@@ -9,7 +9,7 @@ License: GPLv2+
 URL: http://www.meego.com
 Source: %{name}-%{version}.tar.gz
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-buildroot
-BuildRequires: python, python-distribute, python-sphinx, python-boss-skynet, python-ruote-amqp, python-django
+BuildRequires: python, python-setuptools, python-sphinx, python-boss-skynet, python-ruote-amqp, python-django
 %if 0%{?fedora}
 BuildRequires: MySQL-python
 %else