Release 2.6.1 (#579)

Author: GrahamCampbell

CHANGELOG.md

@@ -5,6 +5,12 @@ 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).
 
+## 2.6.1 - 2023-08-27
+
+### Fixed
+
+- Properly handle the fact that PHP transforms numeric strings in array keys to ints
+
 ## 2.6.0 - 2023-08-03
 
 ### Changed