chore(@mendix/popup-menu-web): update changelog

Author: uicontent

packages/pluggableWidgets/popup-menu-web/CHANGELOG.md

@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [Unreleased]
 
+## [3.6.1] - 2024-09-18
+
 ### Fixed
 
 -   We fixed popup menu getting cut off due to overflow in parent widget.