api-ref: fix wrong description about response example in os-hypervisor
api-ref: fix wrong description about response example in os-hypervisor

change response sample file description from request to response

Change-Id: I50a5d7f2edf24f5a2c4beb84e303e95921b6f208
Implements: blueprint api-ref-in-rst

jianghuaw/nova,mikalstill/nova,cloudbase/nova,alaski/nova,klmitch/nova,mikalstill/nova,openstack/nova,vmturbo/nova,klmitch/nova,mahak/nova,alaski/nova,mikalstill/nova,vmturbo/nova,phenoxim/nova,gooddata/openstack-nova,openstack/nova,gooddata/openstack-nova,openstack/nova,sebrandon1/nova,hanlind/nova,mahak/nova,hanlind/nova,rahulunair/nova,rajalokan/nova,Juniper/nova,gooddata/openstack-nova,jianghuaw/nova,Juniper/nova,cloudbase/nova,phenoxim/nova,jianghuaw/nova,sebrandon1/nova,sebrandon1/nova,klmitch/nova,rahulunair/nova,mahak/nova,vmturbo/nova,klmitch/nova,rajalokan/nova,rahulunair/nova,Juniper/nova,gooddata/openstack-nova,Juniper/nova,rajalokan/nova,cloudbase/nova,vmturbo/nova,hanlind/nova,rajalokan/nova,jianghuaw/nova