DOC Document that javascript deps have been updated

en/08_Changelogs/6.0.0.md

@@ -28,6 +28,7 @@ title: 6.0.0 (unreleased)
 - [Dependency changes](#dependency-changes)
   - [`intervention/image` has been upgraded from v2 to v3](#intervention-image)
   - [symfony dependencies have been upgraded from v6 to v7](#symfony)
+  - [Javascript dependencies](#javascript-dependencies)
 - [Bug fixes](#bug-fixes)
 - [API changes](#api-changes)
   - [Many renamed classes](#renamed-classes)
@@ -864,6 +865,12 @@ The following new methods have been added to facilitate this upgrade:
 
 We've upgraded the various Symfony dependencies from v6 to v7.
 
+### Javascript dependencies
+
+Several JavaScript dependencies have been updated, and a few have been replaced.
+
+Notably, [`react-dnd`](https://react-dnd.github.io/react-dnd/about) has been replaced with [`dnd-kit`](https://dndkit.com/). If you were using `react-dnd` and relying on the webpack externals provided by `silverstripe/admin`, these are no longer available. We recommend refactoring your code to use `dnd-kit` so that your UX is consistent with other drag-and-drop in the CMS.
+
 ## Bug fixes
 
 This release includes a number of bug fixes to improve a broad range of areas. Check the change logs for full details of these fixes split by module. Thank you to the community members that helped contribute these fixes as part of the release!