Update CHANGELOG.md and module.xml

Author: isc-tleavitt

CHANGELOG.md

@@ -5,6 +5,11 @@ 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).
 
+## [2.3.1] - Unreleased
+
+### Fixed
+- Support for git submodules in package manager-aware setting (#305)
+
 ## [2.3.0] - 2023-12-06
 
 ### Added

module.xml

@@ -3,7 +3,7 @@
   <Document name="git-source-control.ZPM">
     <Module>
       <Name>git-source-control</Name>
-      <Version>2.3.0</Version>
+      <Version>2.3.1</Version>
       <Description>Server-side source control extension for use of Git on InterSystems platforms</Description>
       <Keywords>git source control studio vscode</Keywords>
       <Packaging>module</Packaging>