chore: release 0.4.0 (#16)

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

Author: release-please[bot]

CHANGELOG.md

@@ -7,6 +7,13 @@ The format is based on
 and this project adheres to
 [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.4.0](https://www.github.com/terraform-google-modules/terraform-google-cloud-router/compare/v0.3.0...v0.4.0) (2020-12-08)
+
+
+### Features
+
+* add integration tests ([#11](https://www.github.com/terraform-google-modules/terraform-google-cloud-router/issues/11)) ([071d0d4](https://www.github.com/terraform-google-modules/terraform-google-cloud-router/commit/071d0d4be4d0a417329ae6e60512440a43286f66))
+
 ## [0.3.0](https://www.github.com/terraform-google-modules/terraform-google-cloud-router/compare/v0.2.0...v0.3.0) (2020-10-08)
 
 

README.md

@@ -9,7 +9,7 @@ Basic usage of this module is as follows:
 ```hcl
 module "cloud_router" {
   source  = "terraform-google-modules/cloud-router/google"
-  version = "~> 0.3"
+  version = "~> 0.4"
 
   name    = "example-router"
   project = "<PROJECT ID>"