Update NEXT_CHANGELOG.md

Signed-off-by: Miles Yucht <[email protected]>

Author: mgyucht

NEXT_CHANGELOG.md

@@ -5,11 +5,10 @@
 ### New Features and Improvements
 
 ### Bug Fixes
+* Fixed the deserialization of responses in VectorSearchAPI's `query_index()` method ([#961](https://github.com/databricks/databricks-sdk-py/pull/961)).
 
 ### Documentation
 
 ### Internal Changes
 
 ### API Changes
-* [Breaking] Changed `databricks.sdk.service.vectorsearch.ListValue` dataclass to.
-* [Breaking] Changed `data_array` field for `databricks.sdk.service.vectorsearch.ResultData` to type `databricks.sdk.service.vectorsearch.ListList` dataclass.