fixes to use round-robin strategy

Signed-off-by: Oleh Dokuka <shadowgun@i.ua>

rsocket-examples/src/main/java/io/rsocket/examples/transport/tcp/loadbalancer/RoundRobinRSocketLoadbalancerExample.java

@@ -97,7 +97,7 @@ public static void main(String[] args) {
                 });
 
     RSocketClient rSocketClient =
-        LoadbalanceRSocketClient.builder(producer).weightedLoadbalanceStrategy().build();
+        LoadbalanceRSocketClient.builder(producer).roundRobinLoadbalanceStrategy().build();
 
     for (int i = 0; i < 10000; i++) {
       try {