How to migrate strapi-helper.prefixFileUrlWithBackendUrl
### Node Version

20.15.0

### NPM/Yarn/PNPM Version

10.0.0

### Strapi Version

5.11.0

### Operating System

Strapi Cloud

### Database

Strapi Cloud

### Javascript or Typescript

Javascript

### Reproduction URL

_No response_

### Bug Description

strapi-helper interface was removed along with it `prefixFileUrlWithBackendUrl`

> This util has been removed and not replaced. Use the strapi backendUrl to prefix the relative url if you need. If you feel like you need this util, please open an issue on the Strapi repository to discuss your usecase.

how do i migrate this?

```
import React from "react";
import { prefixFileUrlWithBackendUrl, useLibrary } from "@strapi/helper-plugin";
import PropTypes from "prop-types";

const MediaLib = ({ isOpen, onChange, onToggle }) => {
  const { components } = useLibrary();
  const MediaLibraryDialog = components["media-library"];

  const handleSelectAssets = (files) => {
    const formattedFiles = files.map((f) => ({
      alt: f.alternativeText || f.name,
      url: prefixFileUrlWithBackendUrl(f.url),
      mime: f.mime,
    }));

    onChange(formattedFiles);
  };

  if (!isOpen) {
    return null;
  }

  return (
    <MediaLibraryDialog
      onClose={onToggle}
      onSelectAssets={handleSelectAssets}
    />
  );
};
```

### Steps to Reproduce

try to migrate app that had prefixFileUrlWithBackendUrl

### Expected Behavior

unsure how to migrate it

### Logs

```shell

```

### Code Snippets

_No response_

### Media

_No response_

### Additional information

_No response_

### Confirmation Checklist

- [x] I have checked the existing [issues](https://github.com/strapi/strapi/issues) for duplicates.
- [x] I agree to follow this project's [Code of Conduct](https://github.com/strapi/strapi/blob/develop/CODE_OF_CONDUCT.md).