Updated CHANGELOG

Author: antonbabenko

CHANGELOG.md

@@ -7,6 +7,12 @@ All notable changes to this project will be documented in this file.
 
 
 
+<a name="v2.57.0"></a>
+## [v2.57.0] - 2020-10-06
+
+- revert: Create only required number of NAT gateways ([#492](https://github.com/terraform-aws-modules/terraform-aws-vpc/issues/492)) ([#517](https://github.com/terraform-aws-modules/terraform-aws-vpc/issues/517))
+
+
 <a name="v2.56.0"></a>
 ## [v2.56.0] - 2020-10-06
 
@@ -1011,7 +1017,8 @@ All notable changes to this project will be documented in this file.
 - Initial commit
 
 
-[Unreleased]: https://github.com/terraform-aws-modules/terraform-aws-vpc/compare/v2.56.0...HEAD
+[Unreleased]: https://github.com/terraform-aws-modules/terraform-aws-vpc/compare/v2.57.0...HEAD
+[v2.57.0]: https://github.com/terraform-aws-modules/terraform-aws-vpc/compare/v2.56.0...v2.57.0
 [v2.56.0]: https://github.com/terraform-aws-modules/terraform-aws-vpc/compare/v2.55.0...v2.56.0
 [v2.55.0]: https://github.com/terraform-aws-modules/terraform-aws-vpc/compare/v2.54.0...v2.55.0
 [v2.54.0]: https://github.com/terraform-aws-modules/terraform-aws-vpc/compare/v2.53.0...v2.54.0