By Harry Robertson LONDON (Reuters) -The pound fell on Tuesday after data showed that growth in British wages slowed in the three months through November, supporting the idea that the Bank of England will cut interest rates sharply this year. Sterling was last down 0.37% at $1.2679, having traded around 0.3% lower at $1.2683 before the figures were released. Annual growth in earnings, excluding bonuses, came in at 6.6% in the September to November period, easing from a 7.2% rise in the three months through October. Including bonuses, pay growth slowed to 6.5% from 7.2% in the three months to O…