conf: Trivial fix of indentation in 'api'
conf: Trivial fix of indentation in 'api'

Change-Id: I65a57a99768afed7d5b9c5b2dba2c21dfdd35608
Implements: bp centralize-config-options-ocata

rahulunair/nova,openstack/nova,vmturbo/nova,mahak/nova,mahak/nova,Juniper/nova,klmitch/nova,mikalstill/nova,rahulunair/nova,hanlind/nova,jianghuaw/nova,Juniper/nova,klmitch/nova,hanlind/nova,jianghuaw/nova,openstack/nova,rajalokan/nova,Juniper/nova,jianghuaw/nova,klmitch/nova,openstack/nova,gooddata/openstack-nova,mikalstill/nova,hanlind/nova,mahak/nova,mikalstill/nova,vmturbo/nova,jianghuaw/nova,phenoxim/nova,vmturbo/nova,gooddata/openstack-nova,rahulunair/nova,klmitch/nova,vmturbo/nova,rajalokan/nova,gooddata/openstack-nova,rajalokan/nova,gooddata/openstack-nova,Juniper/nova,phenoxim/nova,rajalokan/nova