Fix xray and techhider

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/region/Region.java

@@ -592,7 +592,7 @@ public class Region {
     public File gameModeConfig() {
         File baseFile = new File(BauSystem.getInstance().getDataFolder().getParentFile(), "FightSystem");
         for (int version = Core.getVersion(); version >= 15; version--) {
-            File specific = new File(baseFile, getDisplayName() + version + ".yml");
+            File specific = new File(baseFile, prototype.getDisplayName() + version + ".yml");
             if (specific.exists()) return specific;
         }
         return null;