Fix a typo in method name
Fix a typo in method name

Change-Id: I9fb29cfe7f0531fac2698eab85c40d7baa288f42

pratikmallya/heat,miguelgrinberg/heat,maestro-hybrid-cloud/heat,dims/heat,srznew/heat,jasondunsmore/heat,steveb/heat,cryptickp/heat,dims/heat,miguelgrinberg/heat,gonzolino/heat,openstack/heat,cwolferh/heat-scratch,steveb/heat,noironetworks/heat,takeshineshiro/heat,srznew/heat,cwolferh/heat-scratch,noironetworks/heat,jasondunsmore/heat,openstack/heat,gonzolino/heat,cryptickp/heat,takeshineshiro/heat,dragorosson/heat,maestro-hybrid-cloud/heat,pratikmallya/heat,dragorosson/heat