docs: fix code highlighting

docs/content/1.getting-started/6.data-fetching.md

@@ -45,7 +45,7 @@ This composable behaves identically to `useFetch` with the `lazy: true` option s
 
 ```vue
 <template>
-  <!-- you'll need to handle a loading state -->
+  <!-- you will need to handle a loading state -->
   <div v-if="pending">
     Loading ...
   </div>
@@ -59,7 +59,7 @@ This composable behaves identically to `useFetch` with the `lazy: true` option s
 <script setup>
 const { pending, data: posts } = useLazyFetch('/api/posts')
 watch(posts, (newPosts) => {
-  // Because posts starts out null, you won't have access
+  // Because posts starts out null, you will not have access
   // to its contents immediately, but you can watch it.
 })
 </script>