Log Message:
audio/spotify-qt: update to 3.8

Fixes:
-Fixed empty context menu when right-clicking empty spaces (#122).
-Fixed not updating playlist when deleting a track (#128).
-Fixed incorrect track order after deleting a track in a playlist (#130).
-Fixed paging not working with some lists (#145).
-Fixed not removing extra spacing when using system title bar.
-Fixed issues with followed playlists by other users not updating properly.
-Fixed issue when attempting to search for nothing.
-Fixed issues resuming playback when last used device was no longer available.

Changes:
-Added an option to show desktop notification on track change (#99).
-Added support for repeating a single track (#108).
-Added support for podcasts (#110).
-New and improved volume slider (#112).
-Already opened artists are now re-used (#113).
-Added support for mirrored title bar buttons (#120).
-Added support for creating new playlists (#139).
-Added support for following, and unfollowing, playlists.
-New status messages, replacing the status bar and desktop notifications.
-Added a custom font for the custom dark theme.
-Now continues playing tracks from search results.
-Now shows more artists links, for example social media links.
-Removed broken "PulseAudio volume control" setting.
-Tracks in albums now show an added date for when the album released.
-New categories in settings for logs and for troubleshooting.