update CHANGELOG for version 2.0.0 release

Author: emmanuelmathot

CHANGELOG.md

@@ -4,20 +4,25 @@ 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]
+## [2.0.0] - 2024-11-19
 
 ### Added
 
 - Adds render cross reference in links ([#2](https://github.com/stac-extensions/render/issues/2))
 
 ### Changed
 
+- Place 'renders' object in Item properties [#4](https://github.com/stac-extensions/render/issues/4)
+
 ### Deprecated
 
 ### Removed
 
 ### Fixed
 
-- Place 'renders' object in Item properties [#4](https://github.com/stac-extensions/render/issues/4)
+## [1.0.0] - 2023-12-19
+
+Initial release
 
-[Unreleased]: <https://github.com/stac-extensions/render/compare/v1.0.0...HEAD>
+[2.0.0]: <https://github.com/stac-extensions/render/compare/v2.0.0...v1.0.0>
+[1.0.0]: <https://github.com/stac-extensions/render/compare/v1.0.0...HEAD>