Update OutboundIdleShutdownSpec.scala

remote/src/test/scala/org/apache/pekko/remote/artery/OutboundIdleShutdownSpec.scala

@@ -173,7 +173,7 @@ class OutboundIdleShutdownSpec extends ArteryMultiNodeSpec(s"""
 
         eventually {
           remoteEcho.tell("ping", localEchoRef) // trigger sending message from remote to local, which will trigger local to wrongfully notify remote that it is quarantined
-          expectMsgType[ThisActorSystemQuarantinedEvent] // this is what remote emits when it learns it is quarantined by local. This is not correct and is what (with SBR enabled) triggers killing the node.
+          expectMsgType[ThisActorSystemQuarantinedEvent] // this is what remote emits when it learns it is quarantined by local
         }
     }