Updated changelog for 2.1.3

Author: stack

CHANGELOG.md

@@ -5,6 +5,10 @@ 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).
 
+## 2.1.3 2024-06-20
+### Fixed
+-   Columns are now properly set to nil when a statement is reused.
+
 ## 2.1.2 2023-09-07
 ### Fixed
 -   Closing a file-backed database no longer deletes the underlying file.