Delete deprecated Hacking in tox.ini
Delete deprecated Hacking in tox.ini

Some hacking have been removed,so we can delete them.
More details:
     https://github.com/openstack-dev/hacking/blob/master/setup.cfg

Change-Id: I32ec78a9d08cef076856b5841f8aaa9a2d6de8a8

major/openstack-ansible-security,major/openstack-ansible-security