ansible_playbook.py: fix missing log import
ansible_playbook.py: fix missing log import

Mirantis/solar,pigmej/solar,Mirantis/solar,openstack/solar,loles/solar,loles/solar,Mirantis/solar,pigmej/solar,zen/solar,pigmej/solar,zen/solar,loles/solar,torgartor21/solar,Mirantis/solar,torgartor21/solar,zen/solar,zen/solar,openstack/solar,openstack/solar,loles/solar