beets: re-add setuptools dependency
beets: re-add setuptools dependency

Removed by error in 0f41f4a52b336b2d8d3e8b2e7eeb85c63bdd1e58.

necrophcodr/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,coredumb/void-packages,coredumb/void-packages,NeoChontrix/void-packages,coredumb/void-packages,coredumb/void-packages,NeoChontrix/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,coredumb/void-packages,coredumb/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages