Add example usage of from_yaml_all
Depends-On: #513
SUMMARY
Sometimes one might want to use a single YAML file that contains multiple Kubernetes definitions. This PR updates the documentation to provide a simple example of how to accomplish that.
ISSUE TYPE
Docs Pull Request
COMPONENT NAME
k8s
ADDITIONAL INFORMATION
I have not tested this solution against other modules, simply because I did not have use-case for those.
Reviewed-by: Mike Graves <mgraves@redhat.com>
