Mute org.elasticsearch.action.RejectionActionIT testSimulatedSearchRejectionLoad #125901

muted-tests.yml

@@ -462,4 +462,7 @@ tests:
   issue: https://github.com/elastic/elasticsearch/issues/125905
 - class: org.elasticsearch.docker.test.DockerYmlTestSuiteIT
   method: test {p0=/11_nodes/Test cat nodes output with full_id set}
-  issue: https://github.com/elastic/elasticsearch/issues/125903
+  issue: https://github.com/elastic/elasticsearch/issues/125903
+- class: org.elasticsearch.action.RejectionActionIT
+  method: testSimulatedSearchRejectionLoad
+  issue: https://github.com/elastic/elasticsearch/issues/125901