“Section 3 bars those who engage in insurrection from holding office and does not mention who can run for office. The majority rejected the idea that that meant the state could not keep candidates off the ballot who did not meet qualifications for serving as president, such as being at least 35 years old and being a U.S. citizen. “It would mean that the state would be powerless to exclude a twenty-eight-year-old, a non-resident of the United States, or even a foreign national from the presidential primary ballot in Colorado,” the majority wrote.”