Fix TestblockCommand with public schem

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

BauSystem_Main/src/de/steamwar/bausystem/features/region/TestblockCommand.java

@@ -90,10 +90,13 @@ public class TestblockCommand extends SWCommand {
         Region region = regionCheck(p);
         if (region == null) return;
         Schematic schem = Schematic.getSchemFromDB(s, p.getUniqueId());
+        if (schem == null) {
+            schem = Schematic.getSchemFromDB(s, 0);
             if (schem == null) {
                 BauSystem.MESSAGE.send("REGION_TB_NO_SCHEM", p);
                 return;
             }
+        }
         try {
             region.reset(schem, RegionType.TESTBLOCK, regionExtensionType);
             RegionUtils.message(region, "REGION_TB_DONE");