Update Changelog

Author: fabmiz

CHANGELOG.md

@@ -4,6 +4,18 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
+## [21.2.0] - 2021-04-19
+### Added
+- field and relationship for custom metadata field and its schema to registration providers
+- a link to the registration metadata to the Internet Archive copy
+
+### Removed
+- "powered by Share" logo on discover pages
+
+### Changed
+- show provider description on provider's discover page
+    - allow branded provider descriptions to have color options
+
 ## [21.1.1] - 2021-04-12
 ### Fixed
 - `draftRegistration.branchedFrom` node permission errors
@@ -1697,7 +1709,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Added
 - Quick Files
 
-[Unreleased]: https://github.com/CenterForOpenScience/ember-osf-web/compare/21.1.1...develop
+[Unreleased]: https://github.com/CenterForOpenScience/ember-osf-web/compare/21.2.0...develop
+[21.2.0]: https://github.com/CenterForOpenScience/ember-osf-web/releases/tag/21.2.0
 [21.1.1]: https://github.com/CenterForOpenScience/ember-osf-web/releases/tag/21.1.1
 [21.1.0]: https://github.com/CenterForOpenScience/ember-osf-web/releases/tag/21.1.0
 [20.13.0]: https://github.com/CenterForOpenScience/ember-osf-web/releases/tag/20.13.0