[CI] Auto commit changes from spotless

Author: elasticsearchmachine

server/src/main/java/org/elasticsearch/index/engine/CombinedDeletionPolicy.java

@@ -31,7 +31,6 @@
 import java.util.function.LongSupplier;
 
 import static org.elasticsearch.common.lucene.Lucene.additionalFileNames;
-import static org.elasticsearch.index.engine.ElasticsearchIndexDeletionPolicy.CommitsListener.listOfNewFileNames;
 
 /**
  * An {@link IndexDeletionPolicy} that coordinates between Lucene's commits and the retention of translog generation files,

server/src/main/java/org/elasticsearch/index/engine/ElasticsearchIndexDeletionPolicy.java

@@ -12,10 +12,7 @@
 import org.apache.lucene.index.IndexCommit;
 import org.apache.lucene.index.IndexDeletionPolicy;
 
-import java.io.IOException;
-import java.util.HashSet;
 import java.util.Set;
-import java.util.stream.Collectors;
 
 public abstract class ElasticsearchIndexDeletionPolicy extends IndexDeletionPolicy {