Merge "Add support for stopping overcloud services"

ansible/docker-registry.yml

ansible/inspection-store.yml

ansible/opensm.yml

ansible/overcloud-extras.yml

ansible/roles/docker-registry/defaults/main.yml

ansible/roles/docker-registry/tasks/stop.yml

ansible/roles/inspection-store/defaults/main.yml

ansible/roles/inspection-store/tasks/stop.yml

ansible/roles/opensm/defaults/main.yml

ansible/roles/opensm/tasks/stop.yml

doc/source/administration/overcloud.rst

kayobe/cli/commands.py

kayobe/tests/unit/cli/test_commands.py

releasenotes/notes/add-stop-command-8f66235870720f31.yaml

setup.cfg