Fix enter tower dungeons

src/main/java/emu/grasscutter/data/excels/TowerFloorData.java

@@ -8,7 +8,7 @@ public class TowerFloorData extends GameResource {
 
     private int floorId;
     private int floorIndex;
-    private int levelId;
+    private int levelGroupId;
     private int overrideMonsterLevel;
     private int teamNum;
     private int floorLevelConfigId;
@@ -31,8 +31,8 @@ public class TowerFloorData extends GameResource {
         return floorIndex;
     }
 
-    public int getLevelId() {
-        return levelId;
+    public int getLevelGroupId() {
+        return levelGroupId;
     }
 
     public int getOverrideMonsterLevel() {

src/main/java/emu/grasscutter/data/excels/TowerLevelData.java

@@ -8,6 +8,7 @@ public class TowerLevelData extends GameResource {
 	
     private int levelId;
     private int levelIndex;
+    private int levelGroupId;
     private int dungeonId;
 
     @Override
@@ -19,6 +20,10 @@ public class TowerLevelData extends GameResource {
         return levelId;
     }
 
+    public int getLevelGroupId() {
+        return levelGroupId;
+    }
+
     public int getLevelIndex() {
         return levelIndex;
     }

src/main/java/emu/grasscutter/game/tower/TowerManager.java

@@ -71,7 +71,7 @@ public class TowerManager {
         this.currentFloorId = floorData.getFloorId();
         this.currentLevel = 0;
         this.currentLevelId = GameData.getTowerLevelDataMap().values().stream()
-                .filter(x -> x.getLevelId() == floorData.getLevelId() && x.getLevelIndex() == 1)
+                .filter(x -> x.getLevelGroupId() == floorData.getLevelGroupId() && x.getLevelIndex() == 1)
                 .findFirst()
                 .map(TowerLevelData::getId)
                 .orElse(0);