President Trump wants to change the regulations on cannabis. Will this change Canopy into a profitable stock?Canopy Growth (CGC +49.56%) stock soared 17% through 12:50 p.m. ET Friday on some positive marijuana news out of the White House.As The Washington Post reports, President Trump aims to reschedule pot in the near future. This is not quite "legalization", but it's apparently enough to get marijuana investors excited today. President Trump's Christmas gift to marijuana investorsThe Post cites six perso ...