Update CHANGELOG.md

Author: LiamConnors

CHANGELOG.md

@@ -12,11 +12,13 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Drop support for Jupyter Notebook version 6 and earlier [[#4822](https://github.com/plotly/plotly.py/pull/4822)]
 
 ### Updated
+- Deprecate Mapbox-based traces.[[#4900](https://github.com/plotly/plotly.py/pull/4900)]. See the [MapLibre Migration](https://plotly.com/python/mapbox-to-maplibre/) page for details on migrating from Mapbox to Maplibre.
 - Update plotly.py to use base64 encoding of typed arrays e.g. numpy in plotly JSON to keep precision intact and improve performance [[#4470](https://github.com/plotly/plotly.py/pull/4470)].
 - Make plotly-express dataframe agnostic via Narwhals [[#4790](https://github.com/plotly/plotly.py/pull/4790)].
 - Update `go.FigureWidget` to use `anywidget` [[#4823](https://github.com/plotly/plotly.py/pull/4823)]
 - Use modern [native ES6 import](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Modules) to load plotly.js bundle instead of requirejs which is [no longer under active development](https://github.com/requirejs/r.js/compare/2.3.6...2.3.7) [[#4736](https://github.com/plotly/plotly.py/pull/4763)]
 - Update Plotly.js from version 2.34.2 to version 3.0.0-rc0 See the [plotly.js CHANGELOG](https://github.com/plotly/plotly.js/blob/master/CHANGELOG.md#300-rc0----2024-11-11) for more information. These changes are reflected in the auto-generated `plotly.graph_objects` module. Notable changes include:
+  - Make offsetgroup work with barmode "stacked" and "relative" for bar traces [[#7009](https://github.com/plotly/plotly.js/pull/7009)]
   - Drop support for deprecated attributes `titlefont`, `titleposition`, `titleside`, and `titleoffset` [[#7212](https://github.com/plotly/plotly.js/pull/7212)].
   - Drop deprecated pointcloud and heatmapgl traces and gl2d subplots [[#7213](https://github.com/plotly/plotly.js/pull/7213)]
   - Drop support for deprecated `bardir` attribute (use `orientation` instead) [[#7214](https://github.com/plotly/plotly.js/pull/7214)]
@@ -27,8 +29,6 @@ This project adheres to [Semantic Versioning](http://semver.org/).
   - Drop deprecated `zauto`, `zmin` and `zmax` from the surface trace [[#7234](https://github.com/plotly/plotly.js/pull/7234)]
   - Drop deprecated `autotick` attributes from cartesian axes [[#7236](https://github.com/plotly/plotly.js/pull/7236)]
   - Drop `transforms` from the API [[#7240](https://github.com/plotly/plotly.js/pull/7240), [#7254](https://github.com/plotly/plotly.js/pull/7254)]
-  - Make offsetgroup work with barmode "stacked" and "relative" for bar traces [[#7009](https://github.com/plotly/plotly.js/pull/7009)]
-  - Deprecate mapbox traces and provide links to migration docs for plotly.js and plotly.py users [[#7260](https://github.com/plotly/plotly.js/pull/7260)]
 
 ## Fixed
 - Fix a bug in JupyterLab >= 4 and Jupyter Notebook >= 7 that caused LaTeX to not render in plotly charts [[#4763](https://github.com/plotly/plotly.py/pull/4763)].