Might as well get Courtney Barnett in the quarantine-era late-night-TV solo-performance rotation, yeah? The Melbourne slacker-rocker extraordinaire played an MTV Unplugged last year, and she's already performed "Depreston" on the same Anzac Day special that also included songs from Tame Impala and Neil Finn. Despite her facility with properly rocking out, she's got some tunes…