Update CHANGELOG.md

Author: IdoBar

CHANGELOG.md

@@ -3,6 +3,18 @@
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [2.3.3] - 
+
+### `Added`
+
+### `Fixed`
+
+- [#707](https://github.com/nf-core/eager/pull/707) - Fix typo in UnifiedGenotyper IndelRealigner command
+
+### `Dependencies`
+
+### `Deprecated`
+
 ## [2.3.2] - 2021-03-16
 
 ### `Added`