feat(taffybar): split now-playing label and bump submodule

dotfiles/config/taffybar/taffybar.hs

@@ -312,7 +312,10 @@ mprisWidget =
         updatePlayerWidget =
           simplePlayerWidget
             defaultPlayerConfig
-              { setNowPlayingLabel = playingText 20 20
+              { setNowPlayingLabel =
+                  -- Upstream `playingText` uses "artist - title"; replace the
+                  -- separator with a newline for a more compact widget.
+                  \np -> T.replace " - " "\n" <$> playingText 20 20 np
               }
       }