[docs] Port changelog for 1.2.1

pandafy · pandafy · commit 1c9a263b31b3 · 2025-12-19T18:32:22.000+05:30
diff --git a/CHANGES.rst b/CHANGES.rst
@@ -4,6 +4,15 @@ Changelog
 Version 1.3.0a [unreleased]
 ---------------------------
 
+Version 1.2.1 [2025-12-19]
+--------------------------
+
+Bugfixes
+~~~~~~~~
+
+- Updated `system info to retrieve friendly OS identifiers
+  <https://github.com/openwisp/openwisp-utils/issues/544>`_.
+
 Work in progress.
 
 Version 1.2.0 [2025-10-23]
