chore: adding link for setting up multi-bucket configuration to docs

docs/src/pages/[platform]/connected-components/storage/fileuploader/react.mdx

@@ -170,7 +170,7 @@ You can limit what users upload with these 3 props:
 
 ## Setting a Bucket
 
-If you have configured your Amplify project to use multiple S3 buckets, you can use the `bucket` prop to choose which of the buckets the component will use:
+If you have [configured your Amplify project to use multiple S3 buckets](https://docs.amplify.aws/react/build-a-backend/storage/set-up-storage/#configure-additional-storage-buckets), you can use the `bucket` prop to choose which of the buckets the component will use:
 
 <Example>
   <FileTypesExample />