adding changelog entry

Author: BSd3v

CHANGELOG.md

@@ -6,7 +6,7 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 
 ## Changed
 - [#3113](https://github.com/plotly/dash/pull/3113) Adjusted background polling requests to strip the data from the request, this allows for context to flow as normal. This addresses issue [#3111](https://github.com/plotly/dash/pull/3111)
-
+- [#3248] changes to the rendering logic
 
 ## [3.0.1] - 2025-03-24