Docs - Add path_style explanation to Registry object storage config

doc/administration/packages/container_registry.md

@@ -417,8 +417,27 @@ To configure the `s3` storage driver in Omnibus:
    }
    ```
 
-   - `regionendpoint` is only required when configuring an S3 compatible service such as MinIO. It takes a URL such as `http://127.0.0.1:9000`.
+   If using with an [AWS S3 VPC endpoint](https://docs.aws.amazon.com/vpc/latest/privatelink/vpc-endpoints-s3.html),
+   then set `regionendpoint` to your VPC endpoint address and set `path_style` to false:
+
+   ```ruby
+   registry['storage'] = {
+     's3' => {
+       'accesskey' => 's3-access-key',
+       'secretkey' => 's3-secret-key-for-access-key',
+       'bucket' => 'your-s3-bucket',
+       'region' => 'your-s3-region',
+       'regionendpoint' => 'your-s3-vpc-endpoint',
+       'path_style' => false
+     }
+   }
+   ```
+
+   - `regionendpoint` is only required when configuring an S3 compatible service such as MinIO, or
+     when using an AWS S3 VPC Endpoint.
    - `your-s3-bucket` should be the name of a bucket that exists, and can't include subdirectories.
+   - `path_style` should be set to true to use `host/bucket_name/object` style paths instead of
+     `bucket_name.host/object`. [Set to false for AWS S3](https://aws.amazon.com/blogs/aws/amazon-s3-path-deprecation-plan-the-rest-of-the-story/).
 
 1. Save the file and [reconfigure GitLab](../restart_gitlab.md#omnibus-gitlab-reconfigure) for the changes to take effect.