gRPC feature flag to true as a temporary fix. When set with gradle it…

… appears port permissions in Securty.java are checked previous to feature flags initialized from settings.

Signed-off-by: Finn Carroll <[email protected]>

server/src/main/java/org/opensearch/common/util/FeatureFlags.java

@@ -132,7 +132,7 @@ public class FeatureFlags {
      * Gates the functionality of the Netty4 gRPC server.
      */
     public static final String GRPC_EXPERIMENTAL = "opensearch.experimental.feature.grpc.enabled";
-    public static final Setting<Boolean> GRPC_ENABLE_SETTING = Setting.boolSetting(GRPC_EXPERIMENTAL, false, Property.NodeScope);
+    public static final Setting<Boolean> GRPC_ENABLE_SETTING = Setting.boolSetting(GRPC_EXPERIMENTAL, true, Property.NodeScope);
 
     private static final List<Setting<Boolean>> ALL_FEATURE_FLAG_SETTINGS = List.of(
         REMOTE_STORE_MIGRATION_EXPERIMENTAL_SETTING,