chore: fixing generated changelog entry

Author: corymhall

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.
 
-### [2.79.1-alpha.0](https://github.com/aws/aws-cdk/compare/v2.79.0-alpha.0...v2.79.1-alpha.0) (2023-05-11)
+## [2.79.1-alpha.0](https://github.com/aws/aws-cdk/compare/v2.79.0-alpha.0...v2.79.1-alpha.0) (2023-05-11)
 
 ## [2.79.0-alpha.0](https://github.com/aws/aws-cdk/compare/v2.78.0-alpha.0...v2.79.0-alpha.0) (2023-05-10)