This configuration option has been observed to result in file
descriptor leaks in certain circumstances. A variable is added
here so that it can be easily overridden.
Depends-On: https://review.opendev.org/c/openstack/openstack-ansible/+/835548
Change-Id: I833d72715daff81b64da077e899615b9b2002650
Related-Bug: #1961603
(cherry picked from commit 01951cd77b)