style: apply gofmt

store/playlists.go

@@ -80,7 +80,7 @@ func (p *Playlist) BeforeSave(tx *gorm.DB) error {
 	}
 
 	var fileEntryIDs []uint64
-	for id, _ := range referencedFiles {
+	for id := range referencedFiles {
 		fileEntryIDs = append(fileEntryIDs, id)
 	}
 	var files []*File