Update changelog

Author: Seldaek

CHANGELOG.md

@@ -3,10 +3,14 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+### [3.3.1] 2022-03-16
+
+  * Fixed possible cache key clash in the CompilingMatcher memoization (#132)
+
 ### [3.3.0] 2022-03-15
 
   * Improved performance of CompilingMatcher by memoizing more (#131)
-  * Added CompilingMacher::clear to clear all memoization caches
+  * Added CompilingMatcher::clear to clear all memoization caches
 
 ### [3.2.9] 2022-02-04
 
@@ -167,6 +171,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
     - Namespace: `Composer\Test\Package\LinkConstraint` -> `Composer\Test\Semver\Constraint`
   * Changed: code style using php-cs-fixer.
 
+[3.3.1]: https://github.com/composer/semver/compare/3.3.0...3.3.1
 [3.3.0]: https://github.com/composer/semver/compare/3.2.9...3.3.0
 [3.2.9]: https://github.com/composer/semver/compare/3.2.8...3.2.9
 [3.2.8]: https://github.com/composer/semver/compare/3.2.7...3.2.8