fixed condition

Author: david

src/main/java/net/thenextlvl/gopaint/listener/InventoryListener.java

@@ -69,7 +69,7 @@ public void menuClick(InventoryClickEvent event) {
             plugin.brushController().parseBrushSettings(event.getCursor())
                     .ifPresentOrElse(settings::importSettings, () -> {
                         if (itemType.equals(plugin.config().brushConfig().defaultBrushType())) return;
-                        if (itemType.isItem()) settings.exportSettings(event.getCursor());
+                        if (!itemType.isBlock()) settings.exportSettings(event.getCursor());
                     });
 
         } else if (event.getRawSlot() == 11 || event.getRawSlot() == 2 || event.getRawSlot() == 20) {