Uses https://github.com/kristophjunge/docker-test-saml-idp as a docker container for saml example.
See docker container docs on how to use this service - https://github.com/kristophjunge/docker-test-saml-idp#test-the-identity-provider-idp
admins saml-admin (saml-admin@grafana.com) editors saml-editor (saml-editor@grafana.com) no groups saml-viewer (saml-viewer@grafana.com)