This story was excerpted from Jake Rill’s Orioles Beat newsletter. To read the full newsletter, click here. And subscribe to get it regularly in your inbox. BOWIE, Md. — Heston Kjerstad and Coby Mayo are spending the early months of the 2023 season as teammates at Double-A Bowie. They’re also spending it as first-time roommates. But they have a fairly low-key apartment life when they return from games each night. “We don’t really do too much once we get back,” Kjerstad said. They have been watching some NBA and NHL playoff games. Mayo, a native of Coral Springs, Fla., has…