By Indradip Ghosh BENGALURU (Reuters) -The Bank of Canada will cut its overnight rate by a quarter point on September 17 as the labour market deteriorates and economic activity weakens, according to most economists in a Reuters poll, who also expect at least one more cut next quarter. Canada's central bank has faced growing pressure to resume easing after holding rates steady since March, following a cumulative 225-basis-point reduction - one of the most aggressive among its G10 peers. Last week, offici ...