changelog format

Author: comcalvi

CHANGELOG.v2.alpha.md

@@ -2,7 +2,7 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
-### [2.31.1-alpha.0](https://github.com/aws/aws-cdk/compare/v2.31.0-alpha.0...v2.31.1-alpha.0) (2022-07-08)
+## [2.31.1-alpha.0](https://github.com/aws/aws-cdk/compare/v2.31.0-alpha.0...v2.31.1-alpha.0) (2022-07-08)
 
 ## [2.31.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.30.0-alpha.0...v2.31.0-alpha.0) (2022-07-06)
 

CHANGELOG.v2.md

@@ -2,7 +2,7 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
-### [2.31.1](https://github.com/aws/aws-cdk/compare/v2.31.0...v2.31.1) (2022-07-08)
+## [2.31.1](https://github.com/aws/aws-cdk/compare/v2.31.0...v2.31.1) (2022-07-08)
 
 
 ### Bug Fixes