Hotfix: 1.20 Schematic Reader

SpigotCore/SpigotCore_21/src/de/steamwar/core/WorldEditWrapper21.java

@@ -67,6 +67,7 @@ public class WorldEditWrapper21 implements WorldEditWrapper {
     }
 
     @Override
+    @SuppressWarnings("removal")
     public Clipboard getClipboard(InputStream is, NodeData.SchematicFormat schemFormat) throws IOException {
         return switch (schemFormat) {
             case MCEDIT -> new MCEditSchematicReader(new NBTInputStream(is)).read();