HONG KONG (Reuters) — Hong Kong police arrested a bookstore owner and three shopkeepers on Tuesday for allegedly selling "seditious" publications including a biography of jailed media tycoon Jimmy Lai, broadcaster TVB reported.The owner of the Book Punch store Pong Yat-ming and three staff were accused of selling copies of "The Troublemaker," a biography of Lai by one of his former business directors, Mark Clifford, TVB reported.Lai, founder of the now-shuttered pro-democracy Apple Daily newspaper, was sentenced to a 20-year jail term in February for collusion with foreign forces and sedition in the city's biggest national security case.A police spokesperson,…