copilot feedback

Author: masseyke

server/src/main/java/org/elasticsearch/action/datastreams/GetDataStreamMappingsAction.java

@@ -109,7 +109,7 @@ public void writeTo(StreamOutput out) throws IOException {
         public Iterator<? extends ToXContent> toXContentChunked(ToXContent.Params params) {
             return Iterators.concat(
                 Iterators.single((builder, params1) -> builder.startObject().startArray("data_streams")),
-                dataStreamMappingsResponses.stream().map(DataStreamMappingsResponse -> (ToXContent) DataStreamMappingsResponse).iterator(),
+                dataStreamMappingsResponses.stream().map(dataStreamMappingsResponse -> (ToXContent) dataStreamMappingsResponse).iterator(),
                 Iterators.single((builder, params1) -> builder.endArray().endObject())
             );
         }

server/src/main/java/org/elasticsearch/cluster/metadata/MetadataDataStreamsService.java

@@ -188,7 +188,7 @@ public Tuple<ClusterState, ClusterStateAckListener> executeTask(
             }
         };
         this.updateMappingsTaskQueue = clusterService.createTaskQueue(
-            "update-data-stream-settings",
+            "update-data-stream-mappings",
             Priority.NORMAL,
             updateMappingsExecutor
         );

server/src/test/java/org/elasticsearch/action/datastreams/UpdateDataStreamMappingsActionResponseTests.java

@@ -154,7 +154,6 @@ private Map<String, Object> buildExpectedMap(
         }
         result.put("mappings", mappings);
         result.put("effective_mappings", effectiveMappings);
-        Map<String, Object> indexSettingsResults = new HashMap<>();
         return result;
     }