By Mikey Smith Rishi Sunak’s vote in the local elections remains shrouded in mystery after both No10 and the Conservative Party refused to give any details about how he voted. A Conservative Party spokesman insisted the Prime Minister “has voted”, but declined to say where he voted, or at what time – or even whether he voted in person or by postal vote. A Labour source said: “Is the Conservative candidate so toxic that even their own leader doesn’t want to admit he voted for her?” If Mr Sunak is registered to vote in London, he would presumably be casting a vote for Tory mayoral candidate Susa…