changelog: sync

Author: jcarpent

CHANGELOG.md

@@ -13,6 +13,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Added
 - Add bp::dist to std::map converter ([#499](https://github.com/stack-of-tasks/eigenpy/pull/499))
+- Add type_info helpers ([#502](https://github.com/stack-of-tasks/eigenpy/pull/502))
 
 ## [3.8.2] - 2024-08-26