Implement spawning monsters by suite

src/main/java/emu/grasscutter/scripts/data/SceneGroup.java

@@ -26,4 +26,8 @@ public class SceneGroup {
 	public boolean setLoaded(boolean loaded) {
 		return loaded;
 	}
+	
+	public SceneSuite getSuiteByIndex(int index) {
+		return suites.get(index - 1);
+	}
 }

src/main/java/emu/grasscutter/scripts/data/SceneSuite.java

@@ -5,6 +5,9 @@ import java.util.List;
 import emu.grasscutter.utils.Position;
 
 public class SceneSuite {
+	public List<Integer> monsters;
 	public List<String> triggers;
 	public int rand_weight;
+	
+	public transient List<SceneMonster> sceneMonsters;
 }