Merge branch 'arcus/victoria-staging' into 'arcus/victoria-production'

....conf/tempest/tempest-production-baremetal.overrides.conf

...ion.conf/tempest/tempest-staging-baremetal.overrides.conf

README.rst

...ronments/production/inventory/group_vars/dellos9-s3048-on

...nvironments/production/inventory/host_vars/ethsw-ar01-u26

...nvironments/production/inventory/host_vars/ethsw-br01-u26

...nvironments/production/inventory/host_vars/ethsw-cr01-u26

etc/kayobe/environments/production/inventory/overcloud

etc/kayobe/environments/production/secrets.yml

.../grafana/dashboards/openstack/node_exporter_overview.json

requirements.txt