Kolla-ansible version 4.0.0 contained the steps to follow when logging
in to Kibana for the first time.

These got deleted when the process was seemingly automated, but the
relevant machinery no longer works. See [1] as well.

Backport to Ussuri, Train, Stein (possibly more).

[1] https://review.opendev.org/726289

Change-Id: If65622dc78e7f8fd16e37ee31bc9f34eb9267549