* docker_swarm_facts: PR cleanup after rebasing
* docker_swarm_facts: Adding the features similar to docker_host_facts
* docker_swarm_facts: Minor documentation and documentation updates
* docker_swarm_facts: Minor documentation and documentation adjustments to changes in #51700
* docker_swarm_facts: Using AnsibleDockerSwarmClient class method to fail module if not run on swarm manager
module_utils\docker\swarm.py: Adjustment of error message to me bore descriptive if module fails because it is not run on swarm manager node
