Use "#!/usr/bin/env python" for python shebang

ansible is not allowing to use "#!/usr/bin/python".

Due to a change in ansible-lint it is not possible to ignore the "bad"
shebang.

utils/ansible-doc-test

-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 # Authors:

utils/ansible-freeipa.spec.in

@@ -125,7 +125,7 @@ done
 
 for i in utils/*.py utils/new_module utils/changelog utils/ansible-doc-test;
 do
-    sed -i '{s@/usr/bin/python*@%{python}@}' $i
+    sed -i '{s@/usr/bin/env python*@%{python}@}' $i
 done
 
 

utils/changelog

-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 # Authors:

utils/check_test_configuration.py

-#!/usr/bin/python
+#!/usr/bin/env python
 
 """Check which tests are scheduled to be executed."""
 

utils/galaxyfy-README.py

-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 # Authors:

utils/galaxyfy-module-EXAMPLES.py

-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 # Authors:

utils/galaxyfy-playbook.py

-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 # Authors:

utils/galaxyfy.py

-#!/usr/bin/python
+#!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
 # Authors: