RICHMOND, Va. — Republican lawmakers in Virginia will file a lawsuit challenging Democratic Gov. Terry McAuliffe’s decision to allow more than 200,000 convicted felons to vote in November, GOP leaders said today.Republicans argue the governor has overstepped his constitutional authority with a clear political ploy designed to help the campaign of his friend and Democratic presidential candidate Hillary Clinton in the important swing state this fall.“Gov. McAuliffe’s flagrant disregard for the …