Fix issue with detecting whether `positions` is an object or not

src/helpers.js

@@ -3623,7 +3623,7 @@ window.get_auto_arrange_data = async()=>{
     const preferenceValue = await puter.kv.get('user_preferences.auto_arrange_desktop');
     is_auto_arrange_enabled = preferenceValue === null ? true : preferenceValue;
     const positions = await puter.kv.get('desktop_item_positions')
-    desktop_item_positions =  (positions === null || typeof positions !== 'object') ? {} : positions;
+    desktop_item_positions =  (!positions || typeof positions !== 'object' || Array.isArray(positions)) ? {} : positions;
 }
 
 window.clear_desktop_item_positions = async(el_desktop)=>{