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

Co-authored-by: Lambros Petrou <[email protected]>

Author: Oxyjun

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

@@ -13,7 +13,7 @@ Specify D1 Databases to add to your environment as follows:
 const mf = new Miniflare({
   d1Databases:{
     DB:"xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
-    }
+  }
 });
 ```