By Mark Kleinman Sky News’ City Editor Mark Kleinman writes a weekly column for City A.M., this week on the budget, the latest on the Woodford fallout, and another bank tie-up For a sanguine City of London, it’s the definition of delayed gratification. Jeremy Hunt’s spring Budget, unveiled yesterday, had precious little for the capital’s financial centre of genuine novelty – a lunchtime meal, if you like, dominated by lukewarm leftovers. There was, for example, the chancellor’s declaration of his intention to proceed with a retail offering of NatWest Group shares, which ultimately ends up sell…