chore: release 1.0.3 (#33)

* updated CHANGELOG.md [ci skip]

* updated README.md [ci skip]

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -5,6 +5,14 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/) and this
 project adheres to [Semantic Versioning](http://semver.org/).
 
+### [1.0.3](https://www.github.com/terraform-google-modules/terraform-google-vpc-service-controls/compare/v1.0.2...v1.0.3) (2020-04-06)
+
+
+### Bug Fixes
+
+* Change default value for os_type to OS_UNSPECIFIED ([#30](https://www.github.com/terraform-google-modules/terraform-google-vpc-service-controls/issues/30)) ([20da2e0](https://www.github.com/terraform-google-modules/terraform-google-vpc-service-controls/commit/20da2e06f375ddcaf47a34a40c967c4644c6ade7))
+* Use dynamic block to prevent empty device policies ([#31](https://www.github.com/terraform-google-modules/terraform-google-vpc-service-controls/issues/31)) ([17a9329](https://www.github.com/terraform-google-modules/terraform-google-vpc-service-controls/commit/17a9329bd8dad4f201d759a043f82e52de8dce41))
+
 ## [Unreleased]
 
 ## [1.0.2] - 2019-12-10