Update BaseScheduler.java

Author: joaomlneto

simulator/src/main/java/byzzbench/simulator/scheduler/BaseScheduler.java

@@ -118,7 +118,7 @@ public List<ClientRequestEvent> getQueuedClientRequestEvents(Scenario scenario)
      * @param messageEvents The list of queued message events
      * @return The next message event
      */
-    public Event getNextMessageEvent(List<Event> messageEvents) {
+    public <T extends Event> T getNextMessageEvent(List<T> messageEvents) {
         switch (config.getScheduler().getExecutionMode()) {
             case SYNC -> {
                 return messageEvents.stream().min(Comparator.comparing(Event::getEventId)).orElseThrow();