Fix the permission issue of placement-api log
Fix the permission issue of placement-api log

This patch is committed according to patch[0] of the kolla-ansible.

[0]https://review.openstack.org/#/c/613629/28

Change-Id: Id138802b320ae0a0f01db51a0b5a784c83a72485

stackforge/kolla,rahulunair/kolla,stackforge/kolla,rahulunair/kolla,stackforge/kolla,openstack/kolla,openstack/kolla