The first Nissan Frontier rolled off the assembly line in Smyrna in 1998. Last month, the company touted production of its millionth Frontier truck at its Canton, Mississippi, plant, and looks to keep riding the growing trend of light truck sales. “Last year for the Frontier alone we probably made about 64,000 to about 70,000 vehicles. This year we plan on making 100,000,” due to growing demand, said Victor Taylor, head of supply chain for Nissa…