docs: update CHANGELOG.md

Author: bednar

CHANGELOG.md

@@ -14,6 +14,9 @@
 ### Others
 1. [#654](https://github.com/influxdata/influxdb-client-python/pull/654): Enable packaging type information - `py.typed`
 
+### Bug Fixes
+1. [#652](https://github.com/influxdata/influxdb-client-python/pull/652): Refactor to `timezone` specific `datetime` helpers to avoid use deprecated functions
+
 ## 1.42.0 [2024-04-17]
 
 ### Bug Fixes