Update changelog

CHANGELOG.md

@@ -17,6 +17,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Improved the language localization for Italian (`it`)
 - Upgraded `nestjs` from version `10.4.15` to `11.0.12`
 
+### Fixed
+
+- Fixed an issue in the watchlist endpoint (`POST`) related to the `HasPermissionGuard`
+
 ## 2.161.0 - 2025-05-06
 
 ### Added