fix previous merge

Author: mosche

server/src/main/java/org/elasticsearch/index/codec/vectors/es818/ES818BinaryQuantizedVectorsFormat.java

@@ -88,7 +88,7 @@
  */
 public class ES818BinaryQuantizedVectorsFormat extends FlatVectorsFormat {
 
-    static final boolean USE_DIRECT_IO = getUseDirectIO();
+    public static final boolean USE_DIRECT_IO = getUseDirectIO();
 
     public static final String BINARIZED_VECTOR_COMPONENT = "BVEC";
     public static final String NAME = "ES818BinaryQuantizedVectorsFormat";