Add fuzzy filter file to mmap loaded list setting

Signed-off-by: mgodwan <mgodwan@amazon.com>

Author: mgodwan

server/src/main/java/org/opensearch/index/IndexModule.java

@@ -66,6 +66,7 @@
 import org.opensearch.index.cache.query.DisabledQueryCache;
 import org.opensearch.index.cache.query.IndexQueryCache;
 import org.opensearch.index.cache.query.QueryCache;
+import org.opensearch.index.codec.fuzzy.FuzzyFilterPostingsFormat;
 import org.opensearch.index.engine.Engine;
 import org.opensearch.index.engine.EngineConfigFactory;
 import org.opensearch.index.engine.EngineFactory;
@@ -168,7 +169,7 @@ public final class IndexModule {
     @Deprecated
     public static final Setting<List<String>> INDEX_STORE_HYBRID_MMAP_EXTENSIONS = Setting.listSetting(
         "index.store.hybrid.mmap.extensions",
-        List.of("nvd", "dvd", "tim", "tip", "dim", "kdd", "kdi", "cfs", "doc"),
+        List.of("nvd", "dvd", "tim", "tip", "dim", "kdd", "kdi", "cfs", "doc", FuzzyFilterPostingsFormat.FUZZY_FILTER_FILE_EXTENSION),
         Function.identity(),
         new Setting.Validator<List<String>>() {