Add CHANGELOG entry for v2.0.1

Author: aaron-lane

CHANGELOG.md

@@ -8,6 +8,13 @@ Extending the adopted spec, each change should have a link to its corresponding
 
 ## [Unreleased]
 
+## [v2.0.1] - 2019-05-01
+
+### Fixed
+
+* Explicitly pinned supported version of Terraform Google provider to
+  2.3. [#148]
+
 ## [v2.0.0] - 2019-04-12
 
 ### Added
@@ -94,7 +101,8 @@ Extending the adopted spec, each change should have a link to its corresponding
 
 * Initial release of module.
 
-[Unreleased]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v2.0.0...HEAD
+[Unreleased]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v2.0.1...HEAD
+[v2.0.1]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v2.0.0...v2.0.1
 [v2.0.0]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v1.0.1...v2.0.0
 [v1.0.1]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v1.0.0...v1.0.1
 [v1.0.0]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v0.4.0...v1.0.0
@@ -103,6 +111,7 @@ Extending the adopted spec, each change should have a link to its corresponding
 [v0.3.0]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v0.2.0...v0.3.0
 [v0.2.0]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v0.1.0...v0.2.0
 
+[#148]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/148
 [#132]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/132
 [#121]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/121
 [#109]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/109