Also enable LogsdbIndexModeSettingsProvider in case of stateless. (#113624) (#113635)

x-pack/plugin/logsdb/src/main/java/org/elasticsearch/xpack/logsdb/LogsDBPlugin.java

@@ -49,7 +49,7 @@ public class LogsDBPlugin extends Plugin {
     @Override
     public Collection<IndexSettingProvider> getAdditionalIndexSettingProviders(IndexSettingProvider.Parameters parameters) {
         if (DiscoveryNode.isStateless(settings)) {
-            return List.of();
+            return List.of(logsdbIndexModeSettingsProvider);
         }
         return List.of(new SyntheticSourceIndexSettingsProvider(licenseService), logsdbIndexModeSettingsProvider);
     }