[CI] Auto commit changes from spotless

Author: elasticsearchmachine

server/src/test/java/org/elasticsearch/cluster/metadata/InferenceFieldMetadataTests.java

@@ -16,7 +16,6 @@
 
 import java.io.IOException;
 import java.util.Map;
-import java.util.function.Predicate;
 
 import static org.hamcrest.Matchers.equalTo;