Add CHANGELOG

Author: guilhermebruzzi

CHANGELOG.md

@@ -6,6 +6,9 @@ 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).
 
 ## [Unreleased]
+### Added
+
+- Add searchable option to Select component so it can better be used on mobile
 
 ## [9.144.0] - 2021-06-29