Update CHANGELOG.md

Author: nabil-Tounarti

CHANGELOG.md

@@ -13,13 +13,13 @@ All notable changes to this project will be documented in this file.
 
 - Use no more `iexec-commons-poco` deprecated code in integration tests. (#163)
 - Fix Spring Security deprecations after Spring Boot 3.3.8 upgrade. (#169)
-- Harmonize YML internal variables to proper case. (#171)
 - Use `CommandArgs` instead of split parameters in methods arguments. (#172)
 
 ### Breaking API changes
 
 - Remove unversioned /tasks REST endpoints which are deprecated. (#164)
 - Remove exposed public chain configuration, the blockchain adapter is not a configuration service. (#165)
+- Harmonize YML internal variables to proper case. (#171)
 
 ### Dependency Upgrades