Add buttons for shuffle + repeat track

luals-stubs/queue.lua

@@ -5,6 +5,7 @@
 --- @field position Property The index in the queue of the currently playing track. This may be zero if the queue is empty. Writeable.
 --- @field size Property The total number of tracks in the queue, including tracks which have already been played.
 --- @field replay Property Whether or not the queue will be restarted after the final track is played. Writeable.
+--- @field repeat_track Property Whether or not the current track will repeat indefinitely. Writeable.
 --- @field random Property  Determines whether, when progressing to the next track in the queue, the next track will be chosen randomly. The random selection algorithm used is a Miller Shuffle, which guarantees that no repeat selections will be made until every item in the queue has been played. Writeable.
 local queue = {}