Changelog for numpy type fix

Author: bnavigator

Diff for: CHANGELOG.md

@@ -11,6 +11,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
     - Introduce group attributes for `scatter` trace i.e. `alignmentgroup`, `offsetgroup`, `scattermode` and `scattergap` [[#6381](https://github.com/plotly/plotly.js/pull/6381)],
       this feature was anonymously sponsored: thank you to our sponsor!
     - Add `marker.cornerradius` attribute to `treemap` trace [[#6351](https://github.com/plotly/plotly.js/pull/6351)]
+### Fixed
+  - Fixed the usage of sume deprecated NumPy types which were removed in NumPy 1.24 [[#3997](https://github.com/plotly/plotly.py/pull/3997)]
 
 ## [5.11.0] - 2022-10-27