Fix python shebang

The current shebang requires /usr/bin/python which is not available in
Ubuntu Jammy by default.

Change-Id: I66f870398bd431a37496168dbac8b2b03ee625ee

bin/sbus

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2016 OpenStack Foundation.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

bin/storlets-daemon

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2015-2016 OpenStack Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

bin/storlets-daemon-factory

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2015-2016 OpenStack Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

setup.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");