[CI] Auto commit changes from spotless

Author: elasticsearchmachine

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/planner/AggregateMapper.java

@@ -48,7 +48,6 @@
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;