By Sam Tobin LONDON (Reuters) – Collapsed British energy supplier Bulb’s administrators have incurred more than 28 million pounds ($31.9 million) in costs which have been agreed by the British government’s business department, a London court heard on Thursday. Bulb, which had around 1.5 million domestic customers, was one of the largest energy suppliers to collapse last year due to soaring wholesale gas and electricity prices. It was placed into a government-funded special administration regime in November 2021 to ensure customers would not face supply disruption and their credit balances woul…