After two decades in California, Mitsubishi is uprooting its North American headquarters and moving it to Middle Tennessee's longtime suburban corporate office hub. Mitsubishi Motors North America Inc. is coming to Franklin, the company announced Tuesday. The automaker is bringing about 200 jobs as part of its $18.25 million investment — spanning all corporate departments, from legal and finance to IT, sales and dealer operations. The arrival of Mitsubishi expands the region's presence in the…