[Bug Report] Losing cover photos when converting FLAC files to MP3

### Problem

Converting FLAC files to MP3 with the integrated tool causes cover photo lose.

### Type

Album

### Spotify URL

https://open.spotify.com/intl-it/album/2gqFeF2xx9zMEwUWRc5UK4

### Additional Context

it happens with every FLAC file.

### SpotiFLAC Version

v7.1.3

### OS

Windows 11

### Location

Italy