Adjust stateless example

Author: sleipnir

README.md

@@ -752,7 +752,6 @@ import io.eigr.spawn.api.actors.behaviors.NamedActorBehavior;
 import io.eigr.spawn.internal.ActionBindings;
 import io.eigr.spawn.java.demo.domain.Actor.Reply;
 import io.eigr.spawn.java.demo.domain.Actor.Request;
-import io.eigr.spawn.java.demo.domain.Actor.State;
 
 import static io.eigr.spawn.api.actors.behaviors.ActorBehavior.action;
 import static io.eigr.spawn.api.actors.behaviors.ActorBehavior.name;
@@ -767,7 +766,7 @@ public final class StatelessNamedActor extends StatelessActor {
       );
    }
 
-   private Value setLanguage(ActorContext<State> context, Request msg) {
+   private Value setLanguage(ActorContext<?> context, Request msg) {
       return Value.at()
               .response(Reply.newBuilder()
                       .setResponse(String.format("Hi %s. Hello From Java", msg.getLanguage()))