Dave Alley/KEYT SANTA MARIA, Calif. (KEYT) - The Santa Maria Union High School District (SMJUHSD) has approved a new policy that will highly restrict the usage of personal electronic devices. This week, the SMJUHSD Board of Education adopted a revised device policy titled "Off and Away except Lunch." Beginning in August at the start of the upcoming 2026-27 school year, students at Santa Maria, Righetti, Pioneer Valley and Delta high schools will…