PR for 3.11 installer https://github.com/openshift/openshift-ansible/pull/10920
The PR is merged for a long time, check with one openshift-ansible version, the fix is in # rpm -qa | grep ansible openshift-ansible-roles-3.11.141-1.git.0.a7e91cd.el7.noarch openshift-ansible-playbooks-3.11.141-1.git.0.a7e91cd.el7.noarch ansible-2.6.19-1.el7ae.noarch openshift-ansible-docs-3.11.141-1.git.0.a7e91cd.el7.noarch openshift-ansible-3.11.141-1.git.0.a7e91cd.el7.noarch