Merge pull request #7 from aws-ia/readme

Readme for security

Author: vara-bonthu

README.md

@@ -73,6 +73,14 @@ module "mwaa" {
 }
 ```
 
+## Security
+
+See [CONTRIBUTING](CONTRIBUTING.md#security-issue-notifications) for more information.
+
+## License
+
+Apache-2.0 Licensed. See [LICENSE](https://github.com/aws-ia/terraform-aws-mwaa/blob/main/LICENSE).
+
 <!-- BEGINNING OF PRE-COMMIT-TERRAFORM DOCS HOOK -->
 ## Requirements