By Rod Nickel WINNIPEG, Manitoba (Reuters) – Canada is considering a cap on the number of international students allowed to live in Canada, Immigration Minister Marc Miller said according to a CTV report, as the government faces criticism for a housing affordability crisis. Canada depends on immigration to drive its economy and support an aging population and Prime Minister Justin Trudeau has been ramping up annual immigration. The housing crisis has been blamed on an increase in migrants and international students fueling demand for homes just as inflation has slowed construction. Miller said…