release: Update CHANGELOG.md for 3.5.1

Author: jorisv

CHANGELOG.md

@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+## [3.5.1] - 2024-04-25
+
 ### Fixed
 - Allow EigenToPy/EigenFromPy specialization with CL compiler ([#462](https://github.com/stack-of-tasks/eigenpy/pull/462))
 - Fix missing include for boost >= 1.85  ([#464](https://github.com/stack-of-tasks/eigenpy/pull/464))
@@ -628,7 +630,8 @@ One can now easily expose C++ struct containing Eigen objects in Python avoiding
 
 ## [1.0.0] - 2014-07-18
 
-[Unreleased]: https://github.com/stack-of-tasks/eigenpy/compare/v3.5.0...HEAD
+[Unreleased]: https://github.com/stack-of-tasks/eigenpy/compare/v3.5.1...HEAD
+[3.5.1]: https://github.com/stack-of-tasks/eigenpy/compare/v3.5.0...v3.5.1
 [3.5.0]: https://github.com/stack-of-tasks/eigenpy/compare/v3.4.0...v3.5.0
 [3.4.0]: https://github.com/stack-of-tasks/eigenpy/compare/v3.3.0...v3.4.0
 [3.3.0]: https://github.com/stack-of-tasks/eigenpy/compare/v3.2.0...v3.3.0