By David Wright, CNN (CNN) — For the better part of four decades, a member of the Bush family held office somewhere in the United States, a run that seemed to end in 2023 when former Texas Land Commissioner George P. Bush left office. But Jonathan Bush, running for governor of Maine, hopes to restore the tradition. The nephew of former President George H.W. Bush and cousin of former President George W. Bush is trying to break through a crowded G…