Mt. Edgecumbe serves students from across the state, the majority of whom are Alaska Native from rural communities. (KCAW/McKenney) Gov. Mike Dunleavy vetoed about $123,000 from the state budget Wednesday that was earmarked for a maintenance position at Mt. Edgecumbe High School in Sitka. The school, which is operated by the state, currently has three budgeted maintenance positions, but two remain unfilled. Dunleavy spokesperson Grant Robinson…