Original AVIF files don't get deleted

[joshfester]

Bug Description

When using Modern Image Formats set to AVIF mode, deleting an image from the media library will delete the original jpg/png files and all the resized AVIF files (thumbnail, medium, large), but not the full/original AVIF file.

Steps to reproduce

1. Enable Modern Image Formats
2. Set the format to AVIF
3. Upload a png/jpg image to the media library
4. Delete that media item from the library

Additional Context

• PHP Version: 8.3.27
• OS: Ubuntu 24.04
• Browser: chrome/firefox/safari
• Plugin Version: 4.0.1
• Modern Image Formats version: 2.6.1
• Device: any