chore: release 0.3.0 (#15)

* 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

@@ -7,6 +7,18 @@ The format is based on
 and this project adheres to
 [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.3.0](https://www.github.com/terraform-google-modules/terraform-google-sap/compare/v0.2.0...v0.3.0) (2020-05-04)
+
+
+### Features
+
+* add CMEK support in persistent disks attached to the instances ([#12](https://www.github.com/terraform-google-modules/terraform-google-sap/issues/12)) ([90d2cc6](https://www.github.com/terraform-google-modules/terraform-google-sap/commit/90d2cc644d43c876ddc8a07e3826c6edf7cc816b))
+
+
+### Bug Fixes
+
+* Avoid instance metadata conflicts after instance setup ([#11](https://www.github.com/terraform-google-modules/terraform-google-sap/issues/11)) ([a5592c2](https://www.github.com/terraform-google-modules/terraform-google-sap/commit/a5592c2f9d56181f3c60df1fd9d138440e7c542a))
+
 ## [Unreleased]
 
 ### Added