Update CHANGELOG.md

Author: evansims

CHANGELOG.md

@@ -2,11 +2,13 @@
 
 All notable changes to this project will be documented in this file.
 
-The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+## 1.0.1
 
-## Unreleased
+### Fixed
 
-## 1.0
+- Corrected typo in `Http\Factory\Guzzle\ResponseFactory` reference — [@stephenfrank](https://github.com/stephenfrank) ([\#1](https://github.com/psr-discovery/http-factory-implementations/pull/1))
+
+## 1.0.0
 
 ### Added