[CI] Auto commit changes from spotless

Author: elasticsearchmachine

server/src/main/java/org/elasticsearch/index/codec/vectors/es818/ES818BinaryFlatVectorsScorer.java

@@ -32,7 +32,6 @@
 
 import java.io.IOException;
 
-import static org.apache.lucene.index.VectorSimilarityFunction.COSINE;
 import static org.apache.lucene.index.VectorSimilarityFunction.EUCLIDEAN;
 import static org.apache.lucene.index.VectorSimilarityFunction.MAXIMUM_INNER_PRODUCT;