Never trip circuit breaker in liveness request (#18627)

We don't want transport clients to disconnect due to circuit breakers
preventing the liveness request from executing.

Relates to #17951

core/src/main/java/org/elasticsearch/action/admin/cluster/node/liveness/TransportLivenessAction.java

@@ -38,7 +38,8 @@ public final class TransportLivenessAction implements TransportRequestHandler<Li
                                    ClusterService clusterService, TransportService transportService) {
         this.clusterService = clusterService;
         this.clusterName = clusterName;
-        transportService.registerRequestHandler(NAME, LivenessRequest::new, ThreadPool.Names.SAME, this);
+        transportService.registerRequestHandler(NAME, LivenessRequest::new, ThreadPool.Names.SAME,
+            false, false /*can not trip circuit breaker*/, this);
     }
 
     @Override