By Sean Walsh Manchester United can probably wave their Champions League qualification hopes goodbye if they are defeated by Tottenham Hotspur on Sunday. The Red Devils have failed to kick on this season after a fine 2022/23 campaign under Erik ten Hag, but Ange Postecoglou’s Spurs have taken their place as one of the Premier League’s most interesting and thrilling sides. There’s still time for United to resurrect their season – one that has so far spawned double-digit defeats in all competitions and an embarrassing Champions League exit – and victory against Tottenham could galvanise a club i…