chore(fieldset-web): update changelog

Author: uicontent

packages/pluggableWidgets/fieldset-web/CHANGELOG.md

@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased]
 
+## [3.1.1] - 2022-10-15
+
 ### Changed
 
 -   Test release automation