Update the CHANGELOG for version 1.2.0

Author: 0xced

CHANGELOG.md

@@ -4,7 +4,7 @@ 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).
 
-## [Unreleased][Unreleased]
+## [1.2.0][1.2.0] - 2024-09-10
 
 - Add support for .NET 8 and mark `Serilog.Formatting.Log4Net` as [trimmable](https://learn.microsoft.com/en-us/dotnet/core/deploying/trimming/trim-self-contained) for [AOT compatibility](https://learn.microsoft.com/en-us/dotnet/core/deploying/native-aot/).
 
@@ -89,6 +89,7 @@ Still trying to figure out how to make everything fit together with [MinVer](htt
 - Implement log4j compatibility mode.
 
 [Unreleased]: https://github.com/serilog-contrib/serilog-formatting-log4net/compare/1.1.0...HEAD
+[1.2.0]: https://github.com/serilog-contrib/serilog-formatting-log4net/compare/1.1.0...1.2.0
 [1.1.0]: https://github.com/serilog-contrib/serilog-formatting-log4net/compare/1.0.2...1.1.0
 [1.0.2]: https://github.com/serilog-contrib/serilog-formatting-log4net/compare/1.0.1...1.0.2
 [1.0.1]: https://github.com/serilog-contrib/serilog-formatting-log4net/compare/1.0.0...1.0.1