Typo fix

packages/react-delightful-scroller/src/getBatchedItems.js

@@ -1,7 +1,7 @@
 export const getBatchedItems = (items, batchSize = 1) => {
   const batched = [];
 
-  // Faster that clone and splice
+  // Faster than clone and splice
   for (let index = 0; index < items.length; index += batchSize) {
     const chunk = items.slice(index, index + batchSize);
     // Do something if you want with the group