Use feature flags in OperatorPrivilegesIT (elastic#117491)

Release runs fail for this suite because some of the actions listed are
still behind a feature flag. 

Closes: elastic#102992

muted-tests.yml

@@ -226,9 +226,6 @@ tests:
 - class: org.elasticsearch.xpack.inference.InferenceRestIT
   method: test {p0=inference/30_semantic_text_inference/Calculates embeddings using the default ELSER 2 endpoint}
   issue: https://github.com/elastic/elasticsearch/issues/117349
-- class: org.elasticsearch.xpack.security.operator.OperatorPrivilegesIT
-  method: testEveryActionIsEitherOperatorOnlyOrNonOperator
-  issue: https://github.com/elastic/elasticsearch/issues/102992
 - class: org.elasticsearch.xpack.test.rest.XPackRestIT
   method: test {p0=transform/transforms_reset/Test reset running transform}
   issue: https://github.com/elastic/elasticsearch/issues/117473

x-pack/plugin/security/qa/operator-privileges-tests/src/javaRestTest/java/org/elasticsearch/xpack/security/operator/Constants.java

@@ -7,6 +7,8 @@
 
 package org.elasticsearch.xpack.security.operator;
 
+import org.elasticsearch.cluster.metadata.DataStream;
+
 import java.util.Objects;
 import java.util.Set;
 import java.util.stream.Collectors;
@@ -508,9 +510,9 @@ public class Constants {
         "indices:admin/data_stream/lifecycle/get",
         "indices:admin/data_stream/lifecycle/put",
         "indices:admin/data_stream/lifecycle/explain",
-        "indices:admin/data_stream/options/delete",
-        "indices:admin/data_stream/options/get",
-        "indices:admin/data_stream/options/put",
+        DataStream.isFailureStoreFeatureFlagEnabled() ? "indices:admin/data_stream/options/delete" : null,
+        DataStream.isFailureStoreFeatureFlagEnabled() ? "indices:admin/data_stream/options/get" : null,
+        DataStream.isFailureStoreFeatureFlagEnabled() ? "indices:admin/data_stream/options/put" : null,
         "indices:admin/delete",
         "indices:admin/flush",
         "indices:admin/flush[s]",