use deleted = False, not 0 for update
use deleted = False, not 0 for update

Fixes bug #1095401

When running tempest on cinder on postgresql we get a number
of errors because this call was trying to set deleted = 0.
On mysql 0 == False, but on postgresql this is a type error.

Change-Id: Ice85550e8138e0656c93a8a800afdbc5935e4bcc

Hybrid-Cloud/cinder,apporc/cinder,cloudbase/cinder,duhzecca/cinder,manojhirway/ExistingImagesOnNFS,redhat-openstack/cinder,maelnor/cinder,github-borat/cinder,NeCTAR-RC/cinder,CloudServer/cinder,openstack/cinder,abusse/cinder,saeki-masaki/cinder,citrix-openstack-build/cinder,cloudbase/cinder,apporc/cinder,Akrog/cinder,Datera/cinder,saeki-masaki/cinder,j-griffith/cinder,rickerc/cinder_audit,JioCloud/cinder,manojhirway/ExistingImagesOnNFS,scality/cinder,Thingee/cinder,hguemar/cinder,Thingee/cinder,rakeshmi/cinder,Akrog/cinder,leilihh/cinder,sasukeh/cinder,julianwang/cinder,julianwang/cinder,blueboxgroup/cinder,dims/cinder,Nexenta/cinder,ntt-sic/cinder,scality/cinder,github-borat/cinder,tlakshman26/cinder-new-branch,phenoxim/cinder,scottdangelo/RemoveVolumeMangerLocks,Paul-Ezell/cinder-1,abusse/cinder,mahak/cinder,bswartz/cinder,nexusriot/cinder,takeshineshiro/cinder,NeCTAR-RC/cinder,inkerra/cinder,potsmaster/cinder,redhat-openstack/cinder,citrix-openstack-build/cinder,mahak/cinder,duhzecca/cinder,openstack/cinder,tlakshman26/cinder-https-changes,spring-week-topos/cinder-week,ntt-sic/cinder,alex8866/cinder,Paul-Ezell/cinder-1,Hybrid-Cloud/cinder,nikesh-mahalka/cinder,NetApp/cinder,rickerc/cinder_audit,citrix-openstack-build/cinder,Thingee/cinder,NetApp/cinder,JioCloud/cinder,takeshineshiro/cinder,blueboxgroup/cinder,nexusriot/cinder,leilihh/cinder,CloudServer/cinder,tlakshman26/cinder-new-branch,sasukeh/cinder,j-griffith/cinder,tlakshman26/cinder-https-changes,Accelerite/cinder,tlakshman26/cinder-bug-fix-volume-conversion-full,Accelerite/cinder,phenoxim/cinder,bswartz/cinder,petrutlucian94/cinder,alex8866/cinder,scottdangelo/RemoveVolumeMangerLocks,cloudbau/cinder,spring-week-topos/cinder-week,eharney/cinder,eharney/cinder,winndows/cinder,dims/cinder,maelnor/cinder,Datera/cinder,hguemar/cinder,cloudbau/cinder,Nexenta/cinder,winndows/cinder,tlakshman26/cinder-bug-fix-volume-conversion-full,rakeshmi/cinder,inkerra/cinder,potsmaster/cinder,ge0rgi/cinder,nikesh-mahalka/cinder,petrutlucian94/cinder