DULUTH — The Trump administration reinstated a federal grant to Minnesota Power, just months after terminating it and hundreds of other grants to blue states that it called "Green New Scam funding." The $50 million grant, awarded by the Biden administration, is meant to help offset the cost of the Duluth-based utility company's more than $900 million upgrade of an aging high-voltage, direct-current transmission line linking Hermantown and centra…