Releasing version 1.2.0

Author: LaunchDarklyReleaseBot

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-1703804339
+1729812257
 gFFBC%2BJB4H%3AphpDocumentor-projectDescriptor-filelist
 a:1:{i:0;s:70:"phpDocumentor-projectDescriptor-files-a50563efcf6e38d483960c9c13b7b881";}

.phpdoc/cache/descriptors/D/D/m0G1Z9xVFKtNtCQFoi5w

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 All notable changes to the project will be documented in this file. This project adheres to [Semantic Versioning](http://semver.org).
 
+## [1.2.0] - 2023-10-25
+### Changed:
+- Expanded SDK version support to v6
+
 ## [1.1.0] - 2022-12-28
 ### Changed:
 - Relaxed the SDK version dependency constraint to allow this package to work with the upcoming v5.0.0 release of the LaunchDarkly PHP SDK.