reduce runegate pulse from 3 seconds to half a second

src/engine/gameManager/SimulationManager.java

@@ -34,7 +34,7 @@ public enum SimulationManager {
     SERVERHEARTBEAT;
 
     private static final long CITY_PULSE = 2000;
-    private static final long RUNEGATE_PULSE = 3000;
+    private static final long RUNEGATE_PULSE = 500;
     private static final long UPDATE_PULSE = 1000;
     private static final long FlIGHT_PULSE = 100;
     public static Duration executionTime = Duration.ofNanos(1);