Mute org.elasticsearch.xpack.test.rest.XPackRestIT test {p0=snapshot/20_operator_privileges_disabled/Operator only settings can be set and restored by non-operator user when operator privileges is disabled} elastic#120973

Author: elasticsearchmachine

muted-tests.yml

@@ -453,3 +453,6 @@ tests:
 - class: org.elasticsearch.datastreams.DataStreamsClientYamlTestSuiteIT
   method: test {p0=data_stream/80_resolve_index_data_streams/Resolve index with hidden and closed indices}
   issue: https://github.com/elastic/elasticsearch/issues/120965
+- class: org.elasticsearch.xpack.test.rest.XPackRestIT
+  method: test {p0=snapshot/20_operator_privileges_disabled/Operator only settings can be set and restored by non-operator user when operator privileges is disabled}
+  issue: https://github.com/elastic/elasticsearch/issues/120973