Remove default values from conf file
Remove default values from conf file

https://github.com/openstack/barbican/blob/baf5edfbf9eff60ede03fd167e124960c126e525/barbican/common/config.py#L108-L131

TrivialFix

Change-Id: I64baf401718ee694be4651fea6c1aae7cece358c

stackforge/kolla,mrangana/kolla,nihilifer/kolla,stackforge/kolla,rahulunair/kolla,GalenMa/kolla,dardelean/kolla-ansible,mandre/kolla,coolsvap/kolla,rahulunair/kolla,dardelean/kolla-ansible,coolsvap/kolla,openstack/kolla,mrangana/kolla,coolsvap/kolla,GalenMa/kolla,nihilifer/kolla,dardelean/kolla-ansible,intel-onp/kolla,mandre/kolla,intel-onp/kolla,mandre/kolla,openstack/kolla,stackforge/kolla