Made code flake8 friendly

plugins/modules/ipadnsconfig.py

plugins/modules/ipagroup.py

plugins/modules/ipahost.py

plugins/modules/ipauser.py

roles/ipaclient/files/py3test.py

roles/ipaclient/library/ipaclient_api.py

roles/ipaclient/library/ipaclient_get_facts.py

roles/ipaclient/library/ipaclient_get_otp.py

roles/ipareplica/files/py3test.py

roles/ipaserver/files/py3test.py

setup.cfg