Update changelog

Author: dagnir

.changes/2.32.30.json

@@ -553,6 +553,12 @@
             "category": "AWS SDK for Java v2",
             "contributor": "",
             "description": "Updated endpoint and partition metadata."
+        },
+        {
+            "type": "bugfix",
+            "category": "DynamoDB Enhanced Client",
+            "contributor": "",
+            "description": "Revert problematic change from [#6349](https://github.com/aws/aws-sdk-java-v2/issues/6349)."
         }
     ]
-}
+}