Make file permission uniform and remove python shebangs

This patch also removes all the python shebangs for Ansible components.

Change-Id: I6883f718aa3bbc1297a59bdece28ab57993fa459
Signed-off-by: Gael Chamoulaud (Strider) <gchamoul@redhat.com>

validations_common/callback_plugins/fail_if_no_hosts.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-
 # -*- coding: utf-8 -*-
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

validations_common/callback_plugins/validation_json.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-
 # -*- coding: utf-8 -*-
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

validations_common/callback_plugins/validation_output.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python
-
 # -*- coding: utf-8 -*-
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

validations_common/library/advanced_format.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # Copyright 2016 Red Hat, Inc.
 # All Rights Reserved.
 #

validations_common/library/check_package_update.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # Copyright 2017 Red Hat, Inc.
 # All Rights Reserved.
 #

validations_common/library/haproxy_conf.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python3
-
 # -*- coding: utf-8 -*-
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

validations_common/library/hiera.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # Copyright 2016 Red Hat, Inc.
 # All Rights Reserved.
 #

validations_common/library/validations_read_ini.py

@@ -1,5 +1,3 @@
-#!/usr/bin/env python3
-
 # -*- coding: utf-8 -*-
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.

validations_common/library/warn.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # Copyright 2017 Red Hat, Inc.
 # All Rights Reserved.
 #