Deletes the draft configuration associated with the runningenvironment.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/elasticbeanstalk/delete-environment-configuration.html
| aws elasticbeanstalk delete-environment-configuration --environment-name my-env --application-name my-app |
| describe-configuration-settings — AWS CLI 1.16.6 Command Reference : http://docs.aws.amazon.com/cli/latest/reference/elasticbeanstalk/delete-environment-configuration.html |