chore: Update changelog

Author: NickLarsenNZ

rust/stackablectl/CHANGELOG.md

@@ -4,10 +4,18 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
+### Changed
+
+- Renamed `--product-namespace` argument to `--namespace` ([#373]).
+  - Kept `--product-namespace` as a hidden alias to be removed in a later release.
+
 ### Fixed
 
 - Prefix `ui-http` port endpoints with `http://`, as e.g. used by hbase-operator ([#368]).
 
+[#368]: https://github.com/stackabletech/stackable-cockpit/pull/368
+[#373]: https://github.com/stackabletech/stackable-cockpit/pull/373
+
 ## [25.3.0] - 2025-03-27
 
 ### Fixed
@@ -19,7 +27,6 @@ All notable changes to this project will be documented in this file.
 [#351]: https://github.com/stackabletech/stackable-cockpit/pull/351
 [#364]: https://github.com/stackabletech/stackable-cockpit/pull/364
 [#365]: https://github.com/stackabletech/stackable-cockpit/pull/365
-[#368]: https://github.com/stackabletech/stackable-cockpit/pull/368
 
 ## [24.11.3] - 2025-01-27