Fix version name in changelog

Author: markwalet

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## [Unreleased](https://github.com/markwalet/laravel-changelog/compare/v1.6.1...master)
 
-## [v1.6.0 (2022-03-27)](https://github.com/markwalet/laravel-changelog/compare/v1.6.0...v1.6.1)
+## [v1.6.1 (2022-03-27)](https://github.com/markwalet/laravel-changelog/compare/v1.6.0...v1.6.1)
 
 ### Fixed
 - Fixed support for nested branch names ([#33](https://github.com/markwalet/laravel-changelog/issues/33))