The patch [1] doesn't work and the validations execution logs are
located in /home/stack/validations by default instead of
/var/log/validations directory.
This patch fixes this issue by overriding correctly the
'validation_log_dir' default value for the run, show history and show
run sub commands.
[1] https://review.opendev.org/c/openstack/python-tripleoclient/+/794577
Related-bz: rhbz#2013575
Signed-off-by: Gael Chamoulaud (Strider) <gchamoul@redhat.com>
Change-Id: Ic9de63514086d660cfbe87ef6539935366036941