update changelog.

Author: aesmail

CHANGELOG.md

@@ -5,6 +5,13 @@ 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).
 
+## v0.9.4 (Unreleased)
+
+### Fixed
+
+- Add missing "custom-select" classes to some `select` tags.
+- Ensure that extension modules are loaded.
+
 ## v0.9.3 (2022-08-13)
 
 ### Fixed