Manually set openstack_release to master for stackhpc/master#1656

seunghun1ee wants to merge 1 commit intostackhpc/masterstackhpc/stackhpc-kayobe-config:stackhpc/masterfrom

fix-master-ci-kayobe-buildstackhpc/stackhpc-kayobe-config:fix-master-ci-kayobe-buildCopy head branch name to clipboard