changelog: sync

Author: jcarpent

CHANGELOG.md

@@ -10,9 +10,15 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+### Changed
 - Homogenize python viewers examples ([#2771](https://github.com/stack-of-tasks/pinocchio/pull/2771))
+
+### Added
 - Add docker images ([#2776](https://github.com/stack-of-tasks/pinocchio/pull/2776))
 
+### Fixed
+- Fix compatibility issues with Eigen5 ([#2779](https://github.com/stack-of-tasks/pinocchio/pull/2779))
+
 ## [3.8.0] - 2025-09-17
 
 ### Added