Fix result -> resp typo in unset_keys
Fix result -> resp typo in unset_keys

Change-Id: I07b0ea54993d5b00060e1dfcdfc10663d091254b

eayunstack/python-cinderclient,swamireddy/python-cinderclient,swamireddy/python-cinderclient,JioCloud/python-cinderclient,scottdangelo/cinderclient-api-microversions,eayunstack/python-cinderclient,metacloud/python-cinderclient,metacloud/python-cinderclient,citrix-openstack-build/python-cinderclient,citrix-openstack-build/python-cinderclient,ntt-sic/python-cinderclient,varunarya10/python-cinderclient,varunarya10/python-cinderclient,scottdangelo/cinderclient-api-microversions,ntt-sic/python-cinderclient,JioCloud/python-cinderclient