c15d75ecf4
As noted in the bug, Ubuntu 16.04 doesn't use FAIL_DELAY in `/etc/login.defs` as CentOS 7 does. This patch ensures that `pam_faildelay` is properly configured on Xenial. Closes-Bug: 1659120 Change-Id: I9ff9f45c0c5bdd749c9491431e2dcb8836587e78