Update CHANGELOG

CHANGELOG.md

@@ -4,7 +4,10 @@ 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).
 
-# [0.27.0] - YYYY-MM-DD
+# [0.28.0] - 2023-05-08
+- [PR 125](/~https://github.com/salesforce/django-declarative-apis/pull/127) Add function and fake relations caching in filters
+
+# [0.27.0] - 2023-04-27
 - [PR 125](/~https://github.com/salesforce/django-declarative-apis/pull/125) Support resources that are not django models
 
 # [0.26.0] - 2023-03-08