2.3.1 readiness

Updates the CHANGELOG.md to set the release date.

CHANGELOG.md

@@ -2,27 +2,28 @@
 
 All notable changes to this project will be documented in this file, in reverse chronological order by release.
 
-## 2.3.1 - TBD
+## 2.3.1 - 2020-10-24
 
-### Added
+### Fixed
 
-- Nothing.
+- [#16](https://github.com/laminas/laminas-component-installer/pull/16) Fixed issue with detection packages in composer v2 as dev dependencies.
 
-### Changed
 
-- Nothing.
+-----
 
-### Deprecated
+### Release Notes for [2.3.1](https://github.com/laminas/laminas-component-installer/milestone/3)
 
-- Nothing.
+2.3.x bugfix release (patch)
 
-### Removed
+### 2.3.1
 
-- Nothing.
+- Total issues resolved: **0**
+- Total pull requests resolved: **1**
+- Total contributors: **1**
 
-### Fixed
+#### Bug
 
-- [#16](https://github.com/laminas/laminas-component-installer/pull/16) Fixed issue with detection packages in composer v2 as dev dependencies.
+ - [16: bugfix: composer 2.0 compatibility](https://github.com/laminas/laminas-component-installer/pull/16) thanks to @boesing
 
 ## 2.3.0 - 2020-09-02