LONDON (Reuters) – Rishi Sunak, trailing in the race to become Britain’s prime minister, pledged on Wednesday to temporarily scrap taxes on energy bills paid by households, part of a “winter plan” to ease the cost-of-living crisis. The year-long hiatus on paying value-added tax (VAT) on energy bills would save the average household 160 pounds ($193), former finance minister Sunak said. The pledge marks a change of tack for Sunak, who has repeatedly emphasised the need to restore discipline to Britain’s public finances. “This temporary and targeted tax cut will get people the support they need …