removing unnecessary code

Author: benwtrent

server/src/main/java/org/elasticsearch/index/IndexSettings.java

@@ -820,15 +820,6 @@ public Iterator<Setting<?>> settings() {
         Property.ServerlessPublic
     );
 
-    public static final Setting<Integer> DENSE_VECTOR_ADV_FILTER_SEARCH_SETTING = Setting.intSetting(
-        "index.dense_vector.advanced_filter_search_threshold",
-        50,
-        0,
-        100,
-        Property.IndexScope,
-        Property.Dynamic
-    );
-
     private static String getIgnoreAboveDefaultValue(final Settings settings) {
         if (IndexSettings.MODE.get(settings) == IndexMode.LOGSDB
             && IndexMetadata.SETTING_INDEX_VERSION_CREATED.get(settings).onOrAfter(IndexVersions.ENABLE_IGNORE_ABOVE_LOGSDB)) {

server/src/main/java/org/elasticsearch/index/mapper/vectors/DenseVectorFieldMapper.java

@@ -121,6 +121,7 @@ public enum FilterHeuristic {
          */
         FANOUT {
             static final KnnSearchStrategy FANOUT_STRATEGY = new KnnSearchStrategy.Hnsw(0);
+
             @Override
             public KnnSearchStrategy getKnnSearchStrategy() {
                 return FANOUT_STRATEGY;
@@ -131,6 +132,7 @@ public KnnSearchStrategy getKnnSearchStrategy() {
          */
         ACORN {
             static final KnnSearchStrategy ACORN_STRATEGY = new KnnSearchStrategy.Hnsw(50);
+
             @Override
             public KnnSearchStrategy getKnnSearchStrategy() {
                 return ACORN_STRATEGY;