Fix a missing change in data-loading.mdx (#957)

Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

Author: tentaShiratori

src/routes/solid-start/building-your-application/data-loading.mdx

@@ -55,7 +55,7 @@ Using some of the features of `solid-router`, we can create a cache for our data
 <div id="ts">
 ```tsx title="/routes/users.tsx" {6, 9, 12}
 import { For } from "solid-js";
-import { createAsync, cache } from "@solidjs/router";
+import { createAsync, query } from "@solidjs/router";
 
 type User = { name: string; email: string };