Updating the example code to be accurate.

Author: Oxyjun

src/content/docs/workers/testing/miniflare/storage/d1.md

@@ -11,9 +11,9 @@ Specify D1 Databases to add to your environment as follows:
 
 ```js
 const mf = new Miniflare({
-	d1Databases: {
-		DB: "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
-	},
+   "d1Databases":{
+      "DB":"xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
+   }
 });
 ```
 
@@ -24,7 +24,8 @@ bound to a Worker. You can do this with the `getD1Database` method:
 
 ```js
 const db = await mf.getD1Database("DB");
-const { results } = await db.prepare("<Query>");
+const stmt = await db.prepare("<Query>");
+const returnValue = await stmt.run();
 
-console.log(await res.json(results));
+return Response.json(returnValue.results);
 ```