Use blocking lock for dataLock to prevent skipped cycles during stack size updates

Co-authored-by: ptthanh02 <73684260+ptthanh02@users.noreply.github.com>

Author: Copilot

core/src/main/java/github/nighter/smartspawner/spawner/lootgen/SpawnerLootGenerator.java

@@ -90,33 +90,13 @@ public void spawnLootToSpawner(SpawnerData spawner) {
 
         try {
             final long currentTime = System.currentTimeMillis();
-            
-            boolean dataLockAcquired = false;
-            try {
-                dataLockAcquired = spawner.getDataLock().tryLock(50, java.util.concurrent.TimeUnit.MILLISECONDS);
-            } catch (InterruptedException e) {
-                Thread.currentThread().interrupt();
-                return;
-            }
-            
-            if (!dataLockAcquired) {
-                boolean resetLockAcquired = spawner.getDataLock().tryLock();
-                if (resetLockAcquired) {
-                    try {
-                        spawner.setLastSpawnTime(currentTime);
-                    } finally {
-                        spawner.getDataLock().unlock();
-                    }
-                }
-                return;
-            }
-            
             final long spawnTime;
             final int minMobs;
             final int maxMobs;
             final AtomicInteger usedSlots;
             final AtomicInteger maxSlots;
 
+            spawner.getDataLock().lock();
             try {
                 long lastSpawnTime = spawner.getLastSpawnTime();
                 long spawnDelay = spawner.getSpawnDelay();